1520778411

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2267}}^1\times {\mathrm{3923}}^1$

素因数の和:6215

約数の個数: 24

約数和(自身を含む): 2313904320

約数和(自身を除く): 793125909

約数列:

[1, 3, 9, 19, 57, 171, 2267, 3923, 6801, 11769, 20403, 35307, 43073, 74537, 129219, 223611, 387657, 670833, 8893441, 26680323, 80040969, 168975379, 506926137, 1520778411]

約数ペア:

[(1, 1520778411), (3, 506926137), (9, 168975379), (19, 80040969), (57, 26680323), (171, 8893441), (2267, 670833), (3923, 387657), (6801, 223611), (11769, 129219), (20403, 74537), (35307, 43073)]