208143270639

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{4493}}^1\times {\mathrm{270913}}^1$

素因数の和:275431

約数の個数: 24

約数和(自身を含む): 316546754160

約数和(自身を除く): 108403483521

約数列:

[1, 3, 9, 19, 57, 171, 4493, 13479, 40437, 85367, 256101, 270913, 768303, 812739, 2438217, 5147347, 15442041, 46326123, 1217212109, 3651636327, 10954908981, 23127030071, 69381090213, 208143270639]

約数ペア:

[(1, 208143270639), (3, 69381090213), (9, 23127030071), (19, 10954908981), (57, 3651636327), (171, 1217212109), (4493, 46326123), (13479, 15442041), (40437, 5147347), (85367, 2438217), (256101, 812739), (270913, 768303)]