129903361

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 164864000

約数和(自身を除く): 34960639

約数列:

[1, 7, 19, 31, 49, 133, 217, 343, 589, 643, 931, 1519, 4123, 4501, 6517, 10633, 12217, 19933, 28861, 31507, 85519, 139531, 202027, 220549, 378727, 598633, 976717, 2651089, 4190431, 6837019, 18557623, 129903361]

約数ペア:

[(1, 129903361), (7, 18557623), (19, 6837019), (31, 4190431), (49, 2651089), (133, 976717), (217, 598633), (343, 378727), (589, 220549), (643, 202027), (931, 139531), (1519, 85519), (4123, 31507), (4501, 28861), (6517, 19933), (10633, 12217)]