2051491

素因数分解:

${\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 12

約数和(自身を含む): 2269200

約数和(自身を除く): 217709

約数列:

[1, 13, 61, 169, 199, 793, 2587, 10309, 12139, 33631, 157807, 2051491]

約数ペア:

[(1, 2051491), (13, 157807), (61, 33631), (169, 12139), (199, 10309), (793, 2587)]