Home›Divisor function›デカルト数🌐日本語EnglishDeutschEspañolFrançaisPortuguêsSvenska中文日本語EntityQ15402251· pop 8· linked from 227 articlesデカルト数odd number which would have been a perfect number if one of its composite factors were primeAvailable in 8 languagesEspañolFrançaisDeutsch中文SlovenianSvenskaTamilvia Wikidata sitelinks · CC0Connectionsprime numberEntityperfect numberEntityCategoriesDivisor functionInteger sequences