856372617

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{122147}}^1$

素因数の和:122213

約数の個数: 24

約数和(自身を含む): 1333856160

約数和(自身を除く): 477483543

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 7011, 122147, 366441, 1099323, 2320793, 5008027, 6962379, 15024081, 20887137, 45072243, 95152513, 285457539, 856372617]

約数ペア:

[(1, 856372617), (3, 285457539), (9, 95152513), (19, 45072243), (41, 20887137), (57, 15024081), (123, 6962379), (171, 5008027), (369, 2320793), (779, 1099323), (2337, 366441), (7011, 122147)]