3978806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{769}}^1$

素因数の和:983

約数の個数: 16

約数和(自身を含む): 6468000

約数和(自身を除く): 2489194

約数列:

[1, 2, 13, 26, 199, 398, 769, 1538, 2587, 5174, 9997, 19994, 153031, 306062, 1989403, 3978806]

約数ペア:

[(1, 3978806), (2, 1989403), (13, 306062), (26, 153031), (199, 19994), (398, 9997), (769, 5174), (1538, 2587)]