91171997

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{43271}}^1$

素因数の和:43328

約数の個数: 12

約数和(自身を含む): 108526176

約数和(自身を除く): 17354179

約数列:

[1, 7, 43, 49, 301, 2107, 43271, 302897, 1860653, 2120279, 13024571, 91171997]

約数ペア:

[(1, 91171997), (7, 13024571), (43, 2120279), (49, 1860653), (301, 302897), (2107, 43271)]