13930945

素因数分解:

$5^1\times 7^3\times {\mathrm{8123}}^1$

素因数の和:8149

約数の個数: 16

約数和(自身を含む): 19497600

約数和(自身を除く): 5566655

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 8123, 40615, 56861, 284305, 398027, 1990135, 2786189, 13930945]

約数ペア:

[(1, 13930945), (5, 2786189), (7, 1990135), (35, 398027), (49, 284305), (245, 56861), (343, 40615), (1715, 8123)]