13515985

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4339}}^1$

素因数の和:4440

約数の個数: 16

約数和(自身を含む): 18748800

約数和(自身を除く): 5232815

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 4339, 21695, 30373, 151865, 386171, 1930855, 2703197, 13515985]

約数ペア:

[(1, 13515985), (5, 2703197), (7, 1930855), (35, 386171), (89, 151865), (445, 30373), (623, 21695), (3115, 4339)]