196991711

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3719}}^1$

素因数の和:3803

約数の個数: 24

約数和(自身を含む): 244270080

約数和(自身を除く): 47278369

約数列:

[1, 7, 23, 47, 49, 161, 329, 1081, 1127, 2303, 3719, 7567, 26033, 52969, 85537, 174793, 182231, 598759, 1223551, 4020239, 4191313, 8564857, 28141673, 196991711]

約数ペア:

[(1, 196991711), (7, 28141673), (23, 8564857), (47, 4191313), (49, 4020239), (161, 1223551), (329, 598759), (1081, 182231), (1127, 174793), (2303, 85537), (3719, 52969), (7567, 26033)]