208701621

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{205213}}^1$

素因数の和:205332

約数の個数: 12

約数和(自身を含む): 304127148

約数和(自身を除く): 95425527

約数列:

[1, 3, 9, 113, 339, 1017, 205213, 615639, 1846917, 23189069, 69567207, 208701621]

約数ペア:

[(1, 208701621), (3, 69567207), (9, 23189069), (113, 1846917), (339, 615639), (1017, 205213)]