398245895

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{5903}}^1$

素因数の和:6142

約数の個数: 16

約数和(自身を含む): 486300672

約数和(自身を除く): 88054777

約数列:

[1, 5, 103, 131, 515, 655, 5903, 13493, 29515, 67465, 608009, 773293, 3040045, 3866465, 79649179, 398245895]

約数ペア:

[(1, 398245895), (5, 79649179), (103, 3866465), (131, 3040045), (515, 773293), (655, 608009), (5903, 67465), (13493, 29515)]