27281709

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{33311}}^1$

素因数の和:33337

約数の個数: 24

約数和(自身を含む): 48502272

約数和(自身を除く): 21220563

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 33311, 99933, 233177, 299799, 433043, 699531, 1299129, 2098593, 3031301, 3897387, 9093903, 27281709]

約数ペア:

[(1, 27281709), (3, 9093903), (7, 3897387), (9, 3031301), (13, 2098593), (21, 1299129), (39, 699531), (63, 433043), (91, 299799), (117, 233177), (273, 99933), (819, 33311)]