31253828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{821}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 56711424

約数和(自身を除く): 25457596

約数列:

[1, 2, 4, 31, 62, 124, 307, 614, 821, 1228, 1642, 3284, 9517, 19034, 25451, 38068, 50902, 101804, 252047, 504094, 1008188, 7813457, 15626914, 31253828]

約数ペア:

[(1, 31253828), (2, 15626914), (4, 7813457), (31, 1008188), (62, 504094), (124, 252047), (307, 101804), (614, 50902), (821, 38068), (1228, 25451), (1642, 19034), (3284, 9517)]