8628985

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 10644480

約数和(自身を除く): 2015495

約数列:

[1, 5, 71, 109, 223, 355, 545, 1115, 7739, 15833, 24307, 38695, 79165, 121535, 1725797, 8628985]

約数ペア:

[(1, 8628985), (5, 1725797), (71, 121535), (109, 79165), (223, 38695), (355, 24307), (545, 15833), (1115, 7739)]