12291831

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{577}}^1$

素因数の和:852

約数の個数: 20

約数和(自身を含む): 18463632

約数和(自身を除く): 6171801

約数列:

[1, 3, 9, 27, 81, 263, 577, 789, 1731, 2367, 5193, 7101, 15579, 21303, 46737, 151751, 455253, 1365759, 4097277, 12291831]

約数ペア:

[(1, 12291831), (3, 4097277), (9, 1365759), (27, 455253), (81, 151751), (263, 46737), (577, 21303), (789, 15579), (1731, 7101), (2367, 5193)]