13081475519

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{20997553}}^1$

素因数の和:20997649

約数の個数: 8

約数和(自身を含む): 15118238880

約数和(自身を除く): 2036763361

約数列:

[1, 7, 89, 623, 20997553, 146982871, 1868782217, 13081475519]

約数ペア:

[(1, 13081475519), (7, 1868782217), (89, 146982871), (623, 20997553)]