78039721

素因数分解:

${\mathrm{71}}^2\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:392

約数の個数: 12

約数和(自身を含む): 80437716

約数和(自身を除く): 2397995

約数列:

[1, 71, 113, 137, 5041, 8023, 9727, 15481, 569633, 690617, 1099151, 78039721]

約数ペア:

[(1, 78039721), (71, 1099151), (113, 690617), (137, 569633), (5041, 15481), (8023, 9727)]