159720121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{6911}}^1$

素因数の和:7124

約数の個数: 12

約数和(自身を含む): 176504832

約数和(自身を除く): 16784711

約数列:

[1, 11, 121, 191, 2101, 6911, 23111, 76021, 836231, 1320001, 14520011, 159720121]

約数ペア:

[(1, 159720121), (11, 14520011), (121, 1320001), (191, 836231), (2101, 76021), (6911, 23111)]