27688545

素因数分解:

$3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1181}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 48126312

約数和(自身を除く): 20437767

約数列:

[1, 3, 5, 9, 15, 45, 521, 1181, 1563, 2605, 3543, 4689, 5905, 7815, 10629, 17715, 23445, 53145, 615301, 1845903, 3076505, 5537709, 9229515, 27688545]

約数ペア:

[(1, 27688545), (3, 9229515), (5, 5537709), (9, 3076505), (15, 1845903), (45, 615301), (521, 53145), (1181, 23445), (1563, 17715), (2605, 10629), (3543, 7815), (4689, 5905)]