57281889

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{2087}}^1$

素因数の和:3404

約数の個数: 16

約数和(自身を含む): 87395328

約数和(自身を除く): 30113439

約数列:

[1, 3, 7, 21, 1307, 2087, 3921, 6261, 9149, 14609, 27447, 43827, 2727709, 8183127, 19093963, 57281889]

約数ペア:

[(1, 57281889), (3, 19093963), (7, 8183127), (21, 2727709), (1307, 43827), (2087, 27447), (3921, 14609), (6261, 9149)]