11890215

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2017}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 20777328

約数和(自身を除く): 8887113

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 2017, 5895, 6051, 10085, 18153, 30255, 90765, 264227, 792681, 1321135, 2378043, 3963405, 11890215]

約数ペア:

[(1, 11890215), (3, 3963405), (5, 2378043), (9, 1321135), (15, 792681), (45, 264227), (131, 90765), (393, 30255), (655, 18153), (1179, 10085), (1965, 6051), (2017, 5895)]