78416155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{6637}}^1$

素因数の和:6798

約数の個数: 16

約数和(自身を含む): 100366560

約数和(自身を除く): 21950405

約数列:

[1, 5, 17, 85, 139, 695, 2363, 6637, 11815, 33185, 112829, 564145, 922543, 4612715, 15683231, 78416155]

約数ペア:

[(1, 78416155), (5, 15683231), (17, 4612715), (85, 922543), (139, 564145), (695, 112829), (2363, 33185), (6637, 11815)]