3890804561

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{28789}}^1$

素因数の和:29288

約数の個数: 16

約数和(自身を含む): 4560336000

約数和(自身を除く): 669531439

約数列:

[1, 7, 43, 301, 449, 3143, 19307, 28789, 135149, 201523, 1237927, 8665489, 12926261, 90483827, 555829223, 3890804561]

約数ペア:

[(1, 3890804561), (7, 555829223), (43, 90483827), (301, 12926261), (449, 8665489), (3143, 1237927), (19307, 201523), (28789, 135149)]