@ @@Hßìÿaö§aI@†a‡Èÿa@óî‹Åä@ n > 1 *( ) . nn ( *( ) ) ( ) n n n .n 103 ( ) 103 . 103 < 11 2, 3, 5, 7 103 . 103 . : () .n (The Sieve of Eratosthenes) 2 100 2 .100 .( ) 5 3 ) . .(3 7 ٨١