31571930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1151}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 61544448

約数和(自身を除く): 29972518

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 1151, 2110, 2302, 2743, 5486, 5755, 11510, 13715, 14963, 27430, 29926, 74815, 149630, 242861, 485722, 1214305, 2428610, 3157193, 6314386, 15785965, 31571930]

約数ペア:

[(1, 31571930), (2, 15785965), (5, 6314386), (10, 3157193), (13, 2428610), (26, 1214305), (65, 485722), (130, 242861), (211, 149630), (422, 74815), (1055, 29926), (1151, 27430), (2110, 14963), (2302, 13715), (2743, 11510), (5486, 5755)]