65981279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15427}}^1$

素因数の和:15494

約数の個数: 16

約数和(自身を含む): 82940928

約数和(自身を除く): 16959649

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 15427, 107989, 200551, 725069, 1403857, 5075483, 9425897, 65981279]

約数ペア:

[(1, 65981279), (7, 9425897), (13, 5075483), (47, 1403857), (91, 725069), (329, 200551), (611, 107989), (4277, 15427)]