12490959985

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4009939}}^1$

素因数の和:4010040

約数の個数: 16

約数和(自身を含む): 17322940800

約数和(自身を除く): 4831980815

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 4009939, 20049695, 28069573, 140347865, 356884571, 1784422855, 2498191997, 12490959985]

約数ペア:

[(1, 12490959985), (5, 2498191997), (7, 1784422855), (35, 356884571), (89, 140347865), (445, 28069573), (623, 20049695), (3115, 4009939)]