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A245029
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Divisors of 3^36 - 1.
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1
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1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 37, 38, 40, 52, 56, 65, 70, 73, 74, 76, 80, 91, 95, 104, 112, 130, 133, 140, 146, 148, 152, 182, 185, 190, 208, 247, 259, 260, 266, 280, 292, 296, 304, 364, 365, 370, 380, 455, 481, 494, 511, 518, 520
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OFFSET
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1,2
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COMMENTS
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Also, divisors of 9^18-1. Number of divisors of k^18-1 for k = 2..20: 32 (2), 128 (3), 512 (4), 512 (5), 128 (6), 640 (7), 160 (8), 1280 (9), 640 (10), 1024 (11), 512 (12), 2048 (13), 1024 (14), 1536 (15), 8192 (16), 3840 (17), 512 (18), 5120 (19), 512 (20).
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LINKS
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EXAMPLE
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150094635296999120 = 2^4 * 5 * 7 * 13 * 19 * 37 * 73 * 757 * 530713.
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MATHEMATICA
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Divisors[3^36 - 1]
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PROG
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(PARI) divisors(3^36-1)
(Sage) divisors(3^36-1)
(Magma) Divisors(3^36-1);
(Maxima) divisors(3^36-1);
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CROSSREFS
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KEYWORD
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nonn,fini,full
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AUTHOR
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STATUS
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approved
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