2008593207

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{278623}}^1$

素因数の和:278724

約数の個数: 20

約数和(自身を含む): 3034215360

約数和(自身を除く): 1025622153

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 278623, 835869, 2507607, 7522821, 22568463, 24797447, 74392341, 223177023, 669531069, 2008593207]

約数ペア:

[(1, 2008593207), (3, 669531069), (9, 223177023), (27, 74392341), (81, 24797447), (89, 22568463), (267, 7522821), (801, 2507607), (2403, 835869), (7209, 278623)]