203412879

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{4523}}^1$

素因数の和:4811

約数の個数: 24

約数和(自身を含む): 310527360

約数和(自身を除く): 107114481

約数列:

[1, 3, 9, 19, 57, 171, 263, 789, 2367, 4523, 4997, 13569, 14991, 40707, 44973, 85937, 257811, 773433, 1189549, 3568647, 10705941, 22601431, 67804293, 203412879]

約数ペア:

[(1, 203412879), (3, 67804293), (9, 22601431), (19, 10705941), (57, 3568647), (171, 1189549), (263, 773433), (789, 257811), (2367, 85937), (4523, 44973), (4997, 40707), (13569, 14991)]