27990032

素因数分解:

$2^4\times 7^1\times {\mathrm{249911}}^1$

素因数の和:249926

約数の個数: 20

約数和(自身を含む): 61978176

約数和(自身を除く): 33988144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 249911, 499822, 999644, 1749377, 1999288, 3498754, 3998576, 6997508, 13995016, 27990032]

約数ペア:

[(1, 27990032), (2, 13995016), (4, 6997508), (7, 3998576), (8, 3498754), (14, 1999288), (16, 1749377), (28, 999644), (56, 499822), (112, 249911)]