2100080507

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{65519}}^1$

素因数の和:65786

約数の個数: 16

約数和(自身を含む): 2536934400

約数和(自身を除く): 436853893

約数列:

[1, 7, 19, 133, 241, 1687, 4579, 32053, 65519, 458633, 1244861, 8714027, 15790079, 110530553, 300011501, 2100080507]

約数ペア:

[(1, 2100080507), (7, 300011501), (19, 110530553), (133, 15790079), (241, 8714027), (1687, 1244861), (4579, 458633), (32053, 65519)]