123508156

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{155161}}^1$

素因数の和:155364

約数の個数: 12

約数和(自身を含む): 217226800

約数和(自身を除く): 93718644

約数列:

[1, 2, 4, 199, 398, 796, 155161, 310322, 620644, 30877039, 61754078, 123508156]

約数ペア:

[(1, 123508156), (2, 61754078), (4, 30877039), (199, 620644), (398, 310322), (796, 155161)]