31131906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13763}}^1$

素因数の和:13810

約数の個数: 32

約数和(自身を含む): 69370560

約数和(自身を除く): 38238654

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 13763, 27526, 41289, 82578, 178919, 357838, 399127, 536757, 798254, 1073514, 1197381, 2394762, 5188651, 10377302, 15565953, 31131906]

約数ペア:

[(1, 31131906), (2, 15565953), (3, 10377302), (6, 5188651), (13, 2394762), (26, 1197381), (29, 1073514), (39, 798254), (58, 536757), (78, 399127), (87, 357838), (174, 178919), (377, 82578), (754, 41289), (1131, 27526), (2262, 13763)]