31301271

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 14824809

約数列:

[1, 3, 9, 131, 139, 191, 393, 417, 573, 1179, 1251, 1719, 18209, 25021, 26549, 54627, 75063, 79647, 163881, 225189, 238941, 3477919, 10433757, 31301271]

約数ペア:

[(1, 31301271), (3, 10433757), (9, 3477919), (131, 238941), (139, 225189), (191, 163881), (393, 79647), (417, 75063), (573, 54627), (1179, 26549), (1251, 25021), (1719, 18209)]