Page 37 - Numbertheory
P. 37

@ @@@óáÕÜa@óïÝibÔ

18 ( )       : 198 252           6( )        3 ()       ()
                   9( )                                 ()

a + b = 500  ba                                  ()     ()
                                     . gcd(a,b ) = 7    ()
                  .a             gcd(a, a +1) = 1 ( )   ()
            .a                   gcd(a, a − 2) = 1 ( )  ()
                                      2  (a2 + a) ( )
                    .a
: gcd(6k + 5, 7k + 6)                     k

 6() 5( )                        2( )        1 ()

                 500 < n < 2000  n

  21 ( )           23 ( )         72 ( )     : 21
1323 ( )     : 13 101                         95 ( )

                1319 ( )         1317 ( ) 1313 ( )

                                  gcd(a, b ) = 1

7 2()        3 2( )              a −b a +b

                                 2 1( ) 3 1()

                                             ٢٤
   32   33   34   35   36   37   38   39   40   41   42