7965621

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2342

約数の個数: 20

約数和(自身を含む): 12181312

約数和(自身を除く): 4215691

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 2287, 3483, 6861, 20583, 61749, 98341, 185247, 295023, 885069, 2655207, 7965621]

約数ペア:

[(1, 7965621), (3, 2655207), (9, 885069), (27, 295023), (43, 185247), (81, 98341), (129, 61749), (387, 20583), (1161, 6861), (2287, 3483)]