Let f be an arithmetical function (not necessarily multiplicative). Prove that there is a multiplicative arithmetical function g such that

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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24. Let f be an arithmetical function (not necessarily multiplicative). Prove that there is
a multiplicative arithmetical function g such that
72
Σf ((k, n)) = (f*g)(n),
where (k, n) = ged(k,n).
k=1
Transcribed Image Text:24. Let f be an arithmetical function (not necessarily multiplicative). Prove that there is a multiplicative arithmetical function g such that 72 Σf ((k, n)) = (f*g)(n), where (k, n) = ged(k,n). k=1
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