68129243

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 89650176

約数和(自身を除く): 21520933

約数列:

[1, 7, 13, 23, 43, 91, 161, 299, 301, 559, 757, 989, 2093, 3913, 5299, 6923, 9841, 12857, 17411, 32551, 68887, 89999, 121877, 226343, 227857, 423163, 748673, 1584401, 2962141, 5240711, 9732749, 68129243]

約数ペア:

[(1, 68129243), (7, 9732749), (13, 5240711), (23, 2962141), (43, 1584401), (91, 748673), (161, 423163), (299, 227857), (301, 226343), (559, 121877), (757, 89999), (989, 68887), (2093, 32551), (3913, 17411), (5299, 12857), (6923, 9841)]