78972765

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{128411}}^1$

素因数の和:128460

約数の個数: 16

約数和(自身を含む): 129439296

約数和(自身を除く): 50466531

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 128411, 385233, 642055, 1926165, 5264851, 15794553, 26324255, 78972765]

約数ペア:

[(1, 78972765), (3, 26324255), (5, 15794553), (15, 5264851), (41, 1926165), (123, 642055), (205, 385233), (615, 128411)]