131978077

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{11351}}^1$

素因数の和:11520

約数の個数: 16

約数和(自身を含む): 165648384

約数和(自身を除く): 33670307

約数列:

[1, 7, 11, 77, 151, 1057, 1661, 11351, 11627, 79457, 124861, 874027, 1714001, 11998007, 18854011, 131978077]

約数ペア:

[(1, 131978077), (7, 18854011), (11, 11998007), (77, 1714001), (151, 874027), (1057, 124861), (1661, 79457), (11351, 11627)]