\[A=\sum_{d|1729!}\frac{\mu^2(d)}{\phi(d)}, \hspace {15 mm} B=\frac{1729!}{\phi(1729!)}\]

Find the relationship between \(A\) and \(B\).

**Notations**

\( \mu(d) \) denotes the Möbius function.

\(\phi(d) \) denotes the Euler's totient function.

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