2和9是仅有的双酉超完全数
数论
2021-04-01 v1
摘要
我们将证明2和9是仅有的双酉超完全数。
引用
@article{arxiv.1705.00189,
title = {2 and 9 are the only biunitary superperfect numbers},
author = {Tomohiro Yamada},
journal= {arXiv preprint arXiv:1705.00189},
year = {2021}
}
备注
8 pages