Odd solutions of $\sigma(n)-2n=2$ have at least six distinct prime factors (Q5414357)
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scientific article; zbMATH DE number 6292145
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Odd solutions of $\sigma(n)-2n=2$ have at least six distinct prime factors |
scientific article; zbMATH DE number 6292145 |
Statements
Odd solutions of $\sigma(n)-2n=2$ have at least six distinct prime factors (English)
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5 May 2014
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perfect number
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abundant number
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deficient number
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near-perfect number
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primitive abundant number
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