208066707

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{907}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 305959680

約数和(自身を除く): 97892973

約数列:

[1, 3, 9, 71, 213, 359, 639, 907, 1077, 2721, 3231, 8163, 25489, 64397, 76467, 193191, 229401, 325613, 579573, 976839, 2930517, 23118523, 69355569, 208066707]

約数ペア:

[(1, 208066707), (3, 69355569), (9, 23118523), (71, 2930517), (213, 976839), (359, 579573), (639, 325613), (907, 229401), (1077, 193191), (2721, 76467), (3231, 64397), (8163, 25489)]