2565221787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{107923}}^1$

素因数の和:108087

約数の個数: 24

約数和(自身を含む): 3928433600

約数和(自身を除く): 1363211813

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 1251, 2641, 7923, 23769, 107923, 323769, 971307, 2050537, 6151611, 15001297, 18454833, 45003891, 135011673, 285024643, 855073929, 2565221787]

約数ペア:

[(1, 2565221787), (3, 855073929), (9, 285024643), (19, 135011673), (57, 45003891), (139, 18454833), (171, 15001297), (417, 6151611), (1251, 2050537), (2641, 971307), (7923, 323769), (23769, 107923)]