3999502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{773}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 6501600

約数和(自身を除く): 2502098

約数列:

[1, 2, 13, 26, 199, 398, 773, 1546, 2587, 5174, 10049, 20098, 153827, 307654, 1999751, 3999502]

約数ペア:

[(1, 3999502), (2, 1999751), (13, 307654), (26, 153827), (199, 20098), (398, 10049), (773, 5174), (1546, 2587)]