28611621

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{22871}}^1$

素因数の和:23016

約数の個数: 12

約数和(自身を含む): 41627040

約数和(自身を除く): 13015419

約数列:

[1, 3, 9, 139, 417, 1251, 22871, 68613, 205839, 3179069, 9537207, 28611621]

約数ペア:

[(1, 28611621), (3, 9537207), (9, 3179069), (139, 205839), (417, 68613), (1251, 22871)]