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On Some Asymptotic Formulæ of Ramanujan |
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| Authors: | Y.‐F. S. Pé etermann,J. Wu |
| Abstract: | Let σb(n) ≔ Σd|ndb. For every integer r ≥ 2 and for 0 < a < 1 we estabish an asymptotic estimate of Σn ≤ xσr–a(n). |
| Keywords: | Asymptotic estimates divisors functions Riemann zeta‐function |