91991380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353813}}^1$

素因数の和:353835

約数の個数: 24

約数和(自身を含む): 208042632

約数和(自身を除く): 116051252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353813, 707626, 1415252, 1769065, 3538130, 4599569, 7076260, 9199138, 18398276, 22997845, 45995690, 91991380]

約数ペア:

[(1, 91991380), (2, 45995690), (4, 22997845), (5, 18398276), (10, 9199138), (13, 7076260), (20, 4599569), (26, 3538130), (52, 1769065), (65, 1415252), (130, 707626), (260, 353813)]