28679445

素因数分解:

$3^2\times 5^1\times {\mathrm{637321}}^1$

素因数の和:637332

約数の個数: 12

約数和(自身を含む): 49711116

約数和(自身を除く): 21031671

約数列:

[1, 3, 5, 9, 15, 45, 637321, 1911963, 3186605, 5735889, 9559815, 28679445]

約数ペア:

[(1, 28679445), (3, 9559815), (5, 5735889), (9, 3186605), (15, 1911963), (45, 637321)]