1001997997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{23279}}^1$

素因数の和:23353

約数の個数: 32

約数和(自身を含む): 1376686080

約数和(自身を除く): 374688083

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 1001, 3311, 3913, 6149, 23279, 43043, 162953, 256069, 302627, 1000997, 1792483, 2118389, 3328897, 7006979, 11010967, 13012961, 23302279, 77076769, 91090727, 143142571, 1001997997]

約数ペア:

[(1, 1001997997), (7, 143142571), (11, 91090727), (13, 77076769), (43, 23302279), (77, 13012961), (91, 11010967), (143, 7006979), (301, 3328897), (473, 2118389), (559, 1792483), (1001, 1000997), (3311, 302627), (3913, 256069), (6149, 162953), (23279, 43043)]