67388289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1999}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 95328000

約数和(自身を除く): 27939711

約数列:

[1, 3, 17, 51, 661, 1983, 1999, 5997, 11237, 33711, 33983, 101949, 1321339, 3964017, 22462763, 67388289]

約数ペア:

[(1, 67388289), (3, 22462763), (17, 3964017), (51, 1321339), (661, 101949), (1983, 33983), (1999, 33711), (5997, 11237)]