15121208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 29343600

約数和(自身を除く): 14222392

約数列:

[1, 2, 4, 8, 43, 86, 113, 172, 226, 344, 389, 452, 778, 904, 1556, 3112, 4859, 9718, 16727, 19436, 33454, 38872, 43957, 66908, 87914, 133816, 175828, 351656, 1890151, 3780302, 7560604, 15121208]

約数ペア:

[(1, 15121208), (2, 7560604), (4, 3780302), (8, 1890151), (43, 351656), (86, 175828), (113, 133816), (172, 87914), (226, 66908), (344, 43957), (389, 38872), (452, 33454), (778, 19436), (904, 16727), (1556, 9718), (3112, 4859)]