28088291

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9859}}^1$

素因数の和:9914

約数の個数: 16

約数和(自身を含む): 35969280

約数和(自身を除く): 7880989

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 9859, 69013, 108449, 364783, 759143, 2553481, 4012613, 28088291]

約数ペア:

[(1, 28088291), (7, 4012613), (11, 2553481), (37, 759143), (77, 364783), (259, 108449), (407, 69013), (2849, 9859)]