Computational and Statistical Study of the Relationship Between σ(n) and φ(n) in Natural Numbers. Journal of Pure and Applied Sciences (Science Forum), [S. l.], v. 26, n. 4, 2026. DOI: 10.70882/gd6tv561. Disponível em: https://atbuscienceforum.com.ng/index.php/jpas/article/view/387. Acesso em: 19 aug. 2026.