12855885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17491}}^1$

素因数の和:17513

約数の個数: 24

約数和(自身を含む): 23929056

約数和(自身を除く): 11073171

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 17491, 52473, 87455, 122437, 262365, 367311, 612185, 857059, 1836555, 2571177, 4285295, 12855885]

約数ペア:

[(1, 12855885), (3, 4285295), (5, 2571177), (7, 1836555), (15, 857059), (21, 612185), (35, 367311), (49, 262365), (105, 122437), (147, 87455), (245, 52473), (735, 17491)]