66268727

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 81248256

約数和(自身を除く): 14979529

約数列:

[1, 7, 23, 49, 127, 161, 463, 889, 1127, 2921, 3241, 6223, 10649, 20447, 22687, 58801, 74543, 143129, 411607, 521801, 1352423, 2881249, 9466961, 66268727]

約数ペア:

[(1, 66268727), (7, 9466961), (23, 2881249), (49, 1352423), (127, 521801), (161, 411607), (463, 143129), (889, 74543), (1127, 58801), (2921, 22687), (3241, 20447), (6223, 10649)]