15974685

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 28575360

約数和(自身を除く): 12600675

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 491, 723, 1205, 1473, 2169, 2455, 3615, 4419, 6507, 7365, 10845, 13257, 22095, 32535, 66285, 118331, 354993, 591655, 1064979, 1774965, 3194937, 5324895, 15974685]

約数ペア:

[(1, 15974685), (3, 5324895), (5, 3194937), (9, 1774965), (15, 1064979), (27, 591655), (45, 354993), (135, 118331), (241, 66285), (491, 32535), (723, 22095), (1205, 13257), (1473, 10845), (2169, 7365), (2455, 6507), (3615, 4419)]