Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Mathematical Problem
|
| gptkbp:concerns |
Positive Integers
|
| gptkbp:defines |
A perfect number is a positive integer equal to the sum of its proper divisors
|
| gptkbp:example |
28
6 496 8128 |
| https://www.w3.org/2000/01/rdf-schema#label |
Perfect Number Problem
|
| gptkbp:openQuestion |
Existence of odd perfect numbers
Infinitude of perfect numbers |
| gptkbp:relatedTo |
gptkb:Mersenne_Primes
gptkb:Perfect_Number gptkb:Euclid–Euler_Theorem |
| gptkbp:status |
Unsolved
|
| gptkbp:studiedBy |
gptkb:Euclid
gptkb:Euler |
| gptkbp:studiedIn |
gptkb:Number_Theory
|
| gptkbp:type |
Are there any odd perfect numbers
Are there infinitely many perfect numbers Which numbers are perfect numbers |
| gptkbp:bfsParent |
gptkb:Number_Theory
|
| gptkbp:bfsLayer |
7
|