890995834

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1\times {\mathrm{5639}}^1$

素因数の和:6237

約数の個数: 16

約数和(自身を含む): 1346832000

約数和(自身を除く): 455836166

約数列:

[1, 2, 199, 397, 398, 794, 5639, 11278, 79003, 158006, 1122161, 2238683, 2244322, 4477366, 445497917, 890995834]

約数ペア:

[(1, 890995834), (2, 445497917), (199, 4477366), (397, 2244322), (398, 2238683), (794, 1122161), (5639, 158006), (11278, 79003)]