68382881

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1546

約数の個数: 20

約数和(自身を含む): 84030000

約数和(自身を除く): 15647119

約数列:

[1, 7, 19, 49, 133, 343, 931, 1499, 2401, 6517, 10493, 28481, 45619, 73451, 199367, 514157, 1395569, 3599099, 9768983, 68382881]

約数ペア:

[(1, 68382881), (7, 9768983), (19, 3599099), (49, 1395569), (133, 514157), (343, 199367), (931, 73451), (1499, 45619), (2401, 28481), (6517, 10493)]