128575689

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{2789}}^1$

素因数の和:2941

約数の個数: 24

約数和(自身を含む): 189987840

約数和(自身を除く): 61412151

約数列:

[1, 3, 11, 33, 121, 127, 363, 381, 1397, 2789, 4191, 8367, 15367, 30679, 46101, 92037, 337469, 354203, 1012407, 1062609, 3896233, 11688699, 42858563, 128575689]

約数ペア:

[(1, 128575689), (3, 42858563), (11, 11688699), (33, 3896233), (121, 1062609), (127, 1012407), (363, 354203), (381, 337469), (1397, 92037), (2789, 46101), (4191, 30679), (8367, 15367)]