# Computed 2018-09-25 in GP/PARI CALCULATOR Version 2.9.4 (released) amd64 running linux (x86-64/GMP-6.1.2 kernel) 64-bit version, compiled: Dec 19 2017, gcc version 7.3.0 (Ubuntu 7.3.0-1ubuntu1), threading engine: pthread # with the following program: # # up_to = 65537; # A175067(n) = (n+if(!ispower(n),0,sumdiv(n,d,if((d>1)&&(d