31421764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{64921}}^1$

素因数の和:64947

約数の個数: 18

約数和(自身を含む): 60442382

約数和(自身を除く): 29020618

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 64921, 129842, 259684, 714131, 1428262, 2856524, 7855441, 15710882, 31421764]

約数ペア:

[(1, 31421764), (2, 15710882), (4, 7855441), (11, 2856524), (22, 1428262), (44, 714131), (121, 259684), (242, 129842), (484, 64921)]