396905080325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1221246401}}^1$

素因数の和:1221246424

約数の個数: 12

約数和(自身を含む): 530020938468

約数和(自身を除く): 133115858143

約数列:

[1, 5, 13, 25, 65, 325, 1221246401, 6106232005, 15876203213, 30531160025, 79381016065, 396905080325]

約数ペア:

[(1, 396905080325), (5, 79381016065), (13, 30531160025), (25, 15876203213), (65, 6106232005), (325, 1221246401)]