289557621

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{3719}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 430597440

約数和(自身を除く): 141039819

約数列:

[1, 3, 9, 41, 123, 211, 369, 633, 1899, 3719, 8651, 11157, 25953, 33471, 77859, 152479, 457437, 784709, 1372311, 2354127, 7062381, 32173069, 96519207, 289557621]

約数ペア:

[(1, 289557621), (3, 96519207), (9, 32173069), (41, 7062381), (123, 2354127), (211, 1372311), (369, 784709), (633, 457437), (1899, 152479), (3719, 77859), (8651, 33471), (11157, 25953)]