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Euler's Phi Function
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November 4th, 2009, 10:53 PM
bluedevilgirl7
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Euler's Phi Function
σ(n)Φ(n)≥n^2(1-1/p
1
^2)(1-1/p
2
^2)...(1-1/p
r
^2)
I can show that
σ(n)Φ(n)≥n^2(1-1/p
1
)(1-1/p
2
)...(1-1/p
r
)
but am unsure of how to do it with the p
i
^2.
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Euler's Phi Function