664430053

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{4639}}^1$

素因数の和:4769

約数の個数: 24

約数和(自身を含む): 804019200

約数和(自身を除く): 139589147

約数列:

[1, 7, 37, 49, 79, 259, 553, 1813, 2923, 3871, 4639, 20461, 32473, 143227, 171643, 227311, 366481, 1201501, 2565367, 8410507, 13559797, 17957569, 94918579, 664430053]

約数ペア:

[(1, 664430053), (7, 94918579), (37, 17957569), (49, 13559797), (79, 8410507), (259, 2565367), (553, 1201501), (1813, 366481), (2923, 227311), (3871, 171643), (4639, 143227), (20461, 32473)]