207788757

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{709}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 309173760

約数和(自身を除く): 101385003

約数列:

[1, 3, 11, 33, 83, 107, 249, 321, 709, 913, 1177, 2127, 2739, 3531, 7799, 8881, 23397, 26643, 58847, 75863, 97691, 176541, 227589, 293073, 647317, 834493, 1941951, 2503479, 6296629, 18889887, 69262919, 207788757]

約数ペア:

[(1, 207788757), (3, 69262919), (11, 18889887), (33, 6296629), (83, 2503479), (107, 1941951), (249, 834493), (321, 647317), (709, 293073), (913, 227589), (1177, 176541), (2127, 97691), (2739, 75863), (3531, 58847), (7799, 26643), (8881, 23397)]