201785479

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1871}}^1$

素因数の和:1987

約数の個数: 24

約数和(自身を含む): 245846016

約数和(自身を除く): 44060537

約数列:

[1, 7, 31, 49, 71, 217, 497, 1519, 1871, 2201, 3479, 13097, 15407, 58001, 91679, 107849, 132841, 406007, 929887, 2842049, 4118071, 6509209, 28826497, 201785479]

約数ペア:

[(1, 201785479), (7, 28826497), (31, 6509209), (49, 4118071), (71, 2842049), (217, 929887), (497, 406007), (1519, 132841), (1871, 107849), (2201, 91679), (3479, 58001), (13097, 15407)]