521796321

素因数分解:

$3^2\times {\mathrm{1321}}^1\times {\mathrm{43889}}^1$

素因数の和:45216

約数の個数: 12

約数和(自身を含む): 754293540

約数和(自身を除く): 232497219

約数列:

[1, 3, 9, 1321, 3963, 11889, 43889, 131667, 395001, 57977369, 173932107, 521796321]

約数ペア:

[(1, 521796321), (3, 173932107), (9, 57977369), (1321, 395001), (3963, 131667), (11889, 43889)]