245006984095

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{20707}}^1\times {\mathrm{139201}}^1$

素因数の和:159930

約数の個数: 16

約数和(自身を含む): 311320261728

約数和(自身を除く): 66313277633

約数列:

[1, 5, 17, 85, 20707, 103535, 139201, 352019, 696005, 1760095, 2366417, 11832085, 2882435107, 14412175535, 49001396819, 245006984095]

約数ペア:

[(1, 245006984095), (5, 49001396819), (17, 14412175535), (85, 2882435107), (20707, 11832085), (103535, 2366417), (139201, 1760095), (352019, 696005)]