78690039

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{1567}}^1$

素因数の和:2470

約数の個数: 16

約数和(自身を含む): 110638080

約数和(自身を除く): 31948041

約数列:

[1, 3, 19, 57, 881, 1567, 2643, 4701, 16739, 29773, 50217, 89319, 1380527, 4141581, 26230013, 78690039]

約数ペア:

[(1, 78690039), (3, 26230013), (19, 4141581), (57, 1380527), (881, 89319), (1567, 50217), (2643, 29773), (4701, 16739)]