218925421

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{139177}}^1$

素因数の和:139212

約数の個数: 12

約数和(自身を含む): 259149436

約数和(自身を除く): 40224015

約数列:

[1, 11, 13, 121, 143, 1573, 139177, 1530947, 1809301, 16840417, 19902311, 218925421]

約数ペア:

[(1, 218925421), (11, 19902311), (13, 16840417), (121, 1809301), (143, 1530947), (1573, 139177)]