668242

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:297

約数の個数: 16

約数和(自身を含む): 1065600

約数和(自身を除く): 397358

約数列:

[1, 2, 23, 46, 73, 146, 199, 398, 1679, 3358, 4577, 9154, 14527, 29054, 334121, 668242]

約数ペア:

[(1, 668242), (2, 334121), (23, 29054), (46, 14527), (73, 9154), (146, 4577), (199, 3358), (398, 1679)]