131889121

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{111487}}^1$

素因数の和:111520

約数の個数: 12

約数和(自身を含む): 163218432

約数和(自身を除く): 31329311

約数列:

[1, 7, 13, 91, 169, 1183, 111487, 780409, 1449331, 10145317, 18841303, 131889121]

約数ペア:

[(1, 131889121), (7, 18841303), (13, 10145317), (91, 1449331), (169, 780409), (1183, 111487)]