2638867

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 3370752

約数和(自身を除く): 731885

約数列:

[1, 7, 11, 43, 77, 301, 473, 797, 3311, 5579, 8767, 34271, 61369, 239897, 376981, 2638867]

約数ペア:

[(1, 2638867), (7, 376981), (11, 239897), (43, 61369), (77, 34271), (301, 8767), (473, 5579), (797, 3311)]