90209327

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{1847}}^1$

素因数の和:1907

約数の個数: 18

約数和(自身を含む): 103822488

約数和(自身を除く): 13613161

約数列:

[1, 13, 17, 169, 221, 289, 1847, 2873, 3757, 24011, 31399, 48841, 312143, 408187, 533783, 5306431, 6939179, 90209327]

約数ペア:

[(1, 90209327), (13, 6939179), (17, 5306431), (169, 533783), (221, 408187), (289, 312143), (1847, 48841), (2873, 31399), (3757, 24011)]