# Category:Perfect Numbers

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This category contains results about **Perfect Numbers**.

Definitions specific to this category can be found in Definitions/Perfect Numbers.

A **perfect number** is a (strictly) positive integer equal to its aliquot sum.

## Subcategories

This category has the following 8 subcategories, out of 8 total.

## Pages in category "Perfect Numbers"

The following 19 pages are in this category, out of 19 total.