68215679

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{15493}}^1$

素因数の和:15554

約数の個数: 16

約数和(自身を含む): 84783168

約数和(自身を除く): 16567489

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 15493, 108451, 263381, 573241, 1843667, 4012687, 9745097, 68215679]

約数ペア:

[(1, 68215679), (7, 9745097), (17, 4012687), (37, 1843667), (119, 573241), (259, 263381), (629, 108451), (4403, 15493)]