51128889

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78539}}^1$

素因数の和:78580

約数の個数: 16

約数和(自身を含む): 80424960

約数和(自身を除く): 29296071

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 78539, 235617, 549773, 1649319, 2434709, 7304127, 17042963, 51128889]

約数ペア:

[(1, 51128889), (3, 17042963), (7, 7304127), (21, 2434709), (31, 1649319), (93, 549773), (217, 235617), (651, 78539)]