220161227

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81031}}^1$

素因数の和:81074

約数の個数: 16

約数和(自身を含む): 272267520

約数和(自身を除く): 52106293

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 81031, 891341, 1053403, 1539589, 11587433, 16935479, 20014657, 220161227]

約数ペア:

[(1, 220161227), (11, 20014657), (13, 16935479), (19, 11587433), (143, 1539589), (209, 1053403), (247, 891341), (2717, 81031)]