28342521

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{25603}}^1$

素因数の和:25653

約数の個数: 16

約数和(自身を含む): 43014720

約数和(自身を除く): 14672199

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 25603, 76809, 230427, 691281, 1049723, 3149169, 9447507, 28342521]

約数ペア:

[(1, 28342521), (3, 9447507), (9, 3149169), (27, 1049723), (41, 691281), (123, 230427), (369, 76809), (1107, 25603)]