12718905

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18041}}^1$

素因数の和:18096

約数の個数: 16

約数和(自身を含む): 20784384

約数和(自身を除く): 8065479

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 18041, 54123, 90205, 270615, 847927, 2543781, 4239635, 12718905]

約数ペア:

[(1, 12718905), (3, 4239635), (5, 2543781), (15, 847927), (47, 270615), (141, 90205), (235, 54123), (705, 18041)]