31132773

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 55910400

約数和(自身を除く): 24777627

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 839, 1197, 1767, 1953, 2517, 4123, 5301, 5873, 7551, 12369, 15941, 17619, 26009, 37107, 47823, 52857, 78027, 111587, 143469, 182063, 234081, 334761, 494171, 546189, 1004283, 1482513, 1638567, 3459197, 4447539, 10377591, 31132773]

約数ペア:

[(1, 31132773), (3, 10377591), (7, 4447539), (9, 3459197), (19, 1638567), (21, 1482513), (31, 1004283), (57, 546189), (63, 494171), (93, 334761), (133, 234081), (171, 182063), (217, 143469), (279, 111587), (399, 78027), (589, 52857), (651, 47823), (839, 37107), (1197, 26009), (1767, 17619), (1953, 15941), (2517, 12369), (4123, 7551), (5301, 5873)]