68039881

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{15259}}^1$

素因数の和:15293

約数の個数: 16

約数和(自身を含む): 85456000

約数和(自身を除く): 17416119

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 15259, 106813, 198367, 747691, 1388569, 5233837, 9719983, 68039881]

約数ペア:

[(1, 68039881), (7, 9719983), (13, 5233837), (49, 1388569), (91, 747691), (343, 198367), (637, 106813), (4459, 15259)]