28109956

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43649}}^1$

素因数の和:43683

約数の個数: 24

約数和(自身を含む): 58665600

約数和(自身を除く): 30555644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 43649, 87298, 174596, 305543, 611086, 1003927, 1222172, 2007854, 4015708, 7027489, 14054978, 28109956]

約数ペア:

[(1, 28109956), (2, 14054978), (4, 7027489), (7, 4015708), (14, 2007854), (23, 1222172), (28, 1003927), (46, 611086), (92, 305543), (161, 174596), (322, 87298), (644, 43649)]