13313545

素因数分解:

$5^1\times 7^4\times {\mathrm{1109}}^1$

素因数の和:1142

約数の個数: 20

約数和(自身を含む): 18654660

約数和(自身を除く): 5341115

約数列:

[1, 5, 7, 35, 49, 245, 343, 1109, 1715, 2401, 5545, 7763, 12005, 38815, 54341, 271705, 380387, 1901935, 2662709, 13313545]

約数ペア:

[(1, 13313545), (5, 2662709), (7, 1901935), (35, 380387), (49, 271705), (245, 54341), (343, 38815), (1109, 12005), (1715, 7763), (2401, 5545)]