68518709

素因数分解:

$7^3\times {\mathrm{37}}^1\times {\mathrm{5399}}^1$

素因数の和:5457

約数の個数: 16

約数和(自身を含む): 82080000

約数和(自身を除く): 13561291

約数列:

[1, 7, 37, 49, 259, 343, 1813, 5399, 12691, 37793, 199763, 264551, 1398341, 1851857, 9788387, 68518709]

約数ペア:

[(1, 68518709), (7, 9788387), (37, 1851857), (49, 1398341), (259, 264551), (343, 199763), (1813, 37793), (5399, 12691)]