12281085

素因数分解:

$3^3\times 5^1\times {\mathrm{90971}}^1$

素因数の和:90985

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 9552195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 90971, 272913, 454855, 818739, 1364565, 2456217, 4093695, 12281085]

約数ペア:

[(1, 12281085), (3, 4093695), (5, 2456217), (9, 1364565), (15, 818739), (27, 454855), (45, 272913), (135, 90971)]