16890485

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 20699712

約数和(自身を除く): 3809227

約数列:

[1, 5, 107, 131, 241, 535, 655, 1205, 14017, 25787, 31571, 70085, 128935, 157855, 3378097, 16890485]

約数ペア:

[(1, 16890485), (5, 3378097), (107, 157855), (131, 128935), (241, 70085), (535, 31571), (655, 25787), (1205, 14017)]