990622

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:351

約数の個数: 16

約数和(自身を含む): 1584000

約数和(自身を除く): 593378

約数列:

[1, 2, 19, 38, 131, 199, 262, 398, 2489, 3781, 4978, 7562, 26069, 52138, 495311, 990622]

約数ペア:

[(1, 990622), (2, 495311), (19, 52138), (38, 26069), (131, 7562), (199, 4978), (262, 3781), (398, 2489)]