Let m=p~an.is odd.Perfect Number gcd(p,n)=1 then p~a is Euler Factor of odd perfect number m The following results have been proved:1)Suppose p mod 5=4 and p mod 7!=1,a=5 6k then p~a is not Euler factor 2) Suppose p mod 5=1 and p mod 7=6,p mod 3=2,a=9 10k then p~a is not Euler factor