16668009

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{20809}}^1$

素因数の和:20904

約数の個数: 12

約数和(自身を含む): 24347700

約数和(自身を除く): 7679691

約数列:

[1, 3, 9, 89, 267, 801, 20809, 62427, 187281, 1852001, 5556003, 16668009]

約数ペア:

[(1, 16668009), (3, 5556003), (9, 1852001), (89, 187281), (267, 62427), (801, 20809)]