13213879

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 16867440

約数和(自身を除く): 3653561

約数列:

[1, 7, 17, 29, 49, 119, 203, 493, 547, 833, 1421, 3451, 3829, 9299, 15863, 24157, 26803, 65093, 111041, 269671, 455651, 777287, 1887697, 13213879]

約数ペア:

[(1, 13213879), (7, 1887697), (17, 777287), (29, 455651), (49, 269671), (119, 111041), (203, 65093), (493, 26803), (547, 24157), (833, 15863), (1421, 9299), (3451, 3829)]