254403729

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{689441}}^1$

素因数の和:689488

約数の個数: 12

約数和(自身を含む): 376435332

約数和(自身を除く): 122031603

約数列:

[1, 3, 9, 41, 123, 369, 689441, 2068323, 6204969, 28267081, 84801243, 254403729]

約数ペア:

[(1, 254403729), (3, 84801243), (9, 28267081), (41, 6204969), (123, 2068323), (369, 689441)]