28806956

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{66071}}^1$

素因数の和:66184

約数の個数: 12

約数和(自身を含む): 50875440

約数和(自身を除く): 22068484

約数列:

[1, 2, 4, 109, 218, 436, 66071, 132142, 264284, 7201739, 14403478, 28806956]

約数ペア:

[(1, 28806956), (2, 14403478), (4, 7201739), (109, 264284), (218, 132142), (436, 66071)]