12260889

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:902

約数の個数: 20

約数和(自身を含む): 18423460

約数和(自身を除く): 6162571

約数列:

[1, 3, 9, 27, 81, 229, 661, 687, 1983, 2061, 5949, 6183, 17847, 18549, 53541, 151369, 454107, 1362321, 4086963, 12260889]

約数ペア:

[(1, 12260889), (3, 4086963), (9, 1362321), (27, 454107), (81, 151369), (229, 53541), (661, 18549), (687, 17847), (1983, 6183), (2061, 5949)]