# This b-file was computed by Antti Karttunen, 2022-01-30 # 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: # # A003415(n) = if(n<=1, 0, my(f=factor(n)); n*sum(i=1, #f~, f[i, 2]/f[i, 1])); # A003557(n) = (n/factorback(factorint(n)[, 1])); # A342001(n) = (A003415(n) / A003557(n)); # A344753(n) = sumdiv(n, d, (d