12157047991

素因数分解:

${\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{555091}}^1$

素因数の和:555294

約数の個数: 12

約数和(自身を含む): 13436556952

約数和(自身を除く): 1279508961

約数列:

[1, 11, 121, 181, 1991, 21901, 555091, 6106001, 67166011, 100471471, 1105186181, 12157047991]

約数ペア:

[(1, 12157047991), (11, 1105186181), (121, 100471471), (181, 67166011), (1991, 6106001), (21901, 555091)]