26359991

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{8819}}^1$

素因数の和:8894

約数の個数: 12

約数和(自身を含む): 31169880

約数和(自身を除く): 4809889

約数列:

[1, 7, 49, 61, 427, 2989, 8819, 61733, 432131, 537959, 3765713, 26359991]

約数ペア:

[(1, 26359991), (7, 3765713), (49, 537959), (61, 432131), (427, 61733), (2989, 8819)]