On deficient-perfect numbers with four distinct prime divisors (Q2825111)
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scientific article; zbMATH DE number 6635522
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On deficient-perfect numbers with four distinct prime divisors |
scientific article; zbMATH DE number 6635522 |
Statements
6 October 2016
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deficient-perfect numbers
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the sum of the positive divisors
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order
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0.9491527
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0.93287706
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On deficient-perfect numbers with four distinct prime divisors (English)
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