220474849

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47221}}^1$

素因数の和:47280

約数の個数: 16

約数和(自身を含む): 271998720

約数和(自身を除く): 51523871

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 47221, 330547, 1086083, 1369409, 7602581, 9585863, 31496407, 220474849]

約数ペア:

[(1, 220474849), (7, 31496407), (23, 9585863), (29, 7602581), (161, 1369409), (203, 1086083), (667, 330547), (4669, 47221)]