256508749737

素因数分解:

$3^2\times {\mathrm{383}}^1\times {\mathrm{74415071}}^1$

素因数の和:74415460

約数の個数: 12

約数和(自身を含む): 371480039424

約数和(自身を除く): 114971289687

約数列:

[1, 3, 9, 383, 1149, 3447, 74415071, 223245213, 669735639, 28500972193, 85502916579, 256508749737]

約数ペア:

[(1, 256508749737), (3, 85502916579), (9, 28500972193), (383, 669735639), (1149, 223245213), (3447, 74415071)]