12528513

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{1129}}^1$

素因数の和:1278

約数の個数: 20

約数和(自身を含む): 18868740

約数和(自身を除く): 6340227

約数列:

[1, 3, 9, 27, 81, 137, 411, 1129, 1233, 3387, 3699, 10161, 11097, 30483, 91449, 154673, 464019, 1392057, 4176171, 12528513]

約数ペア:

[(1, 12528513), (3, 4176171), (9, 1392057), (27, 464019), (81, 154673), (137, 91449), (411, 30483), (1129, 11097), (1233, 10161), (3387, 3699)]