67091521

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2352

約数の個数: 16

約数和(自身を含む): 79066368

約数和(自身を除く): 11974847

約数列:

[1, 7, 61, 71, 427, 497, 2213, 4331, 15491, 30317, 134993, 157123, 944951, 1099861, 9584503, 67091521]

約数ペア:

[(1, 67091521), (7, 9584503), (61, 1099861), (71, 944951), (427, 157123), (497, 134993), (2213, 30317), (4331, 15491)]