15239511

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3407}}^1$

素因数の和:3491

約数の個数: 24

約数和(自身を含む): 25519104

約数和(自身を除く): 10279593

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 3407, 4473, 10221, 23849, 30663, 71547, 214641, 241897, 725691, 1693279, 2177073, 5079837, 15239511]

約数ペア:

[(1, 15239511), (3, 5079837), (7, 2177073), (9, 1693279), (21, 725691), (63, 241897), (71, 214641), (213, 71547), (497, 30663), (639, 23849), (1491, 10221), (3407, 4473)]