9905155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1686

約数の個数: 16

約数和(自身を含む): 12940704

約数和(自身を除く): 3035549

約数列:

[1, 5, 13, 65, 97, 485, 1261, 1571, 6305, 7855, 20423, 102115, 152387, 761935, 1981031, 9905155]

約数ペア:

[(1, 9905155), (5, 1981031), (13, 761935), (65, 152387), (97, 102115), (485, 20423), (1261, 7855), (1571, 6305)]