123846910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2161}}^1$

素因数の和:2700

約数の個数: 32

約数和(自身を含む): 243769824

約数和(自身を除く): 119922914

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 521, 1042, 2161, 2605, 4322, 5210, 5731, 10805, 11462, 21610, 23771, 28655, 47542, 57310, 118855, 237710, 1125881, 2251762, 5629405, 11258810, 12384691, 24769382, 61923455, 123846910]

約数ペア:

[(1, 123846910), (2, 61923455), (5, 24769382), (10, 12384691), (11, 11258810), (22, 5629405), (55, 2251762), (110, 1125881), (521, 237710), (1042, 118855), (2161, 57310), (2605, 47542), (4322, 28655), (5210, 23771), (5731, 21610), (10805, 11462)]