2056565889

素因数分解:

$3^3\times 7^1\times {\mathrm{10881301}}^1$

素因数の和:10881317

約数の個数: 16

約数和(自身を含む): 3482016640

約数和(自身を除く): 1425450751

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10881301, 32643903, 76169107, 97931709, 228507321, 293795127, 685521963, 2056565889]

約数ペア:

[(1, 2056565889), (3, 685521963), (7, 293795127), (9, 228507321), (21, 97931709), (27, 76169107), (63, 32643903), (189, 10881301)]