2881274399

素因数分解:

${\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{680027}}^1$

素因数の和:680269

約数の個数: 8

約数和(自身を含む): 3046525440

約数和(自身を除く): 165251041

約数列:

[1, 19, 223, 4237, 680027, 12920513, 151646021, 2881274399]

約数ペア:

[(1, 2881274399), (19, 151646021), (223, 12920513), (4237, 680027)]