193747617

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1217}}^1$

素因数の和:1275

約数の個数: 54

約数和(自身を含む): 343866978

約数和(自身を除く): 150119361

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 361, 399, 441, 931, 1083, 1197, 1217, 2527, 2793, 3249, 3651, 7581, 8379, 8519, 10953, 17689, 22743, 23123, 25557, 53067, 59633, 69369, 76671, 159201, 161861, 178899, 208107, 439337, 485583, 536697, 1133027, 1318011, 1456749, 3075359, 3399081, 3954033, 9226077, 10197243, 21527513, 27678231, 64582539, 193747617]

約数ペア:

[(1, 193747617), (3, 64582539), (7, 27678231), (9, 21527513), (19, 10197243), (21, 9226077), (49, 3954033), (57, 3399081), (63, 3075359), (133, 1456749), (147, 1318011), (171, 1133027), (361, 536697), (399, 485583), (441, 439337), (931, 208107), (1083, 178899), (1197, 161861), (1217, 159201), (2527, 76671), (2793, 69369), (3249, 59633), (3651, 53067), (7581, 25557), (8379, 23123), (8519, 22743), (10953, 17689)]