12632679

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{593}}^1$

素因数の和:868

約数の個数: 20

約数和(自身を含む): 18974736

約数和(自身を除く): 6342057

約数列:

[1, 3, 9, 27, 81, 263, 593, 789, 1779, 2367, 5337, 7101, 16011, 21303, 48033, 155959, 467877, 1403631, 4210893, 12632679]

約数ペア:

[(1, 12632679), (3, 4210893), (9, 1403631), (27, 467877), (81, 155959), (263, 48033), (593, 21303), (789, 16011), (1779, 7101), (2367, 5337)]