12885255

素因数分解:

$3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1019}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 22435920

約数和(自身を除く): 9550665

約数列:

[1, 3, 5, 9, 15, 45, 281, 843, 1019, 1405, 2529, 3057, 4215, 5095, 9171, 12645, 15285, 45855, 286339, 859017, 1431695, 2577051, 4295085, 12885255]

約数ペア:

[(1, 12885255), (3, 4295085), (5, 2577051), (9, 1431695), (15, 859017), (45, 286339), (281, 45855), (843, 15285), (1019, 12645), (1405, 9171), (2529, 5095), (3057, 4215)]