161563391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 179262720

約数和(自身を除く): 17699329

約数列:

[1, 11, 89, 227, 727, 979, 2497, 7997, 20203, 64703, 165029, 222233, 711733, 1815319, 14687581, 161563391]

約数ペア:

[(1, 161563391), (11, 14687581), (89, 1815319), (227, 711733), (727, 222233), (979, 165029), (2497, 64703), (7997, 20203)]