199011009

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{18587}}^1$

素因数の和:18716

約数の個数: 16

約数和(自身を含む): 274804992

約数和(自身を除く): 75793983

約数列:

[1, 3, 43, 83, 129, 249, 3569, 10707, 18587, 55761, 799241, 1542721, 2397723, 4628163, 66337003, 199011009]

約数ペア:

[(1, 199011009), (3, 66337003), (43, 4628163), (83, 2397723), (129, 1542721), (249, 799241), (3569, 55761), (10707, 18587)]