15991704

素因数分解:

$2^3\times 3^2\times {\mathrm{222107}}^1$

素因数の和:222119

約数の個数: 24

約数和(自身を含む): 43311060

約数和(自身を除く): 27319356

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 222107, 444214, 666321, 888428, 1332642, 1776856, 1998963, 2665284, 3997926, 5330568, 7995852, 15991704]

約数ペア:

[(1, 15991704), (2, 7995852), (3, 5330568), (4, 3997926), (6, 2665284), (8, 1998963), (9, 1776856), (12, 1332642), (18, 888428), (24, 666321), (36, 444214), (72, 222107)]