12080019

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 19251408

約数和(自身を除く): 7171389

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 2221, 5439, 6663, 15547, 46641, 82177, 108829, 246531, 326487, 575239, 1725717, 4026673, 12080019]

約数ペア:

[(1, 12080019), (3, 4026673), (7, 1725717), (21, 575239), (37, 326487), (49, 246531), (111, 108829), (147, 82177), (259, 46641), (777, 15547), (1813, 6663), (2221, 5439)]