2087663781

素因数分解:

$3^1\times 7^1\times {\mathrm{3701}}^1\times {\mathrm{26861}}^1$

素因数の和:30572

約数の個数: 16

約数和(自身を含む): 3182179968

約数和(自身を除く): 1094516187

約数列:

[1, 3, 7, 21, 3701, 11103, 25907, 26861, 77721, 80583, 188027, 564081, 99412561, 298237683, 695887927, 2087663781]

約数ペア:

[(1, 2087663781), (3, 695887927), (7, 298237683), (21, 99412561), (3701, 564081), (11103, 188027), (25907, 80583), (26861, 77721)]