7872605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3907}}^1$

素因数の和:3956

約数の個数: 16

約数和(自身を含む): 10504704

約数和(自身を除く): 2632099

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 3907, 19535, 50791, 121117, 253955, 605585, 1574521, 7872605]

約数ペア:

[(1, 7872605), (5, 1574521), (13, 605585), (31, 253955), (65, 121117), (155, 50791), (403, 19535), (2015, 3907)]