90306391

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 105684480

約数和(自身を除く): 15378089

約数列:

[1, 7, 71, 109, 497, 763, 1667, 7739, 11669, 54173, 118357, 181703, 828499, 1271921, 12900913, 90306391]

約数ペア:

[(1, 90306391), (7, 12900913), (71, 1271921), (109, 828499), (497, 181703), (763, 118357), (1667, 54173), (7739, 11669)]