28638001

素因数分解:

$7^2\times {\mathrm{181}}^1\times {\mathrm{3229}}^1$

素因数の和:3424

約数の個数: 12

約数和(自身を含む): 33508020

約数和(自身を除く): 4870019

約数列:

[1, 7, 49, 181, 1267, 3229, 8869, 22603, 158221, 584449, 4091143, 28638001]

約数ペア:

[(1, 28638001), (7, 4091143), (49, 584449), (181, 158221), (1267, 22603), (3229, 8869)]