Existe o comando factor
disponível da seguinte forma:
NAME factor - factor numbers SYNOPSIS factor [NUMBER]... DESCRIPTION Print the prime factors of each specified integer NUMBER. If none are specified on the command line, read them from standard input.
Exemplo:
$ factor 786
786: 2 3 131
$ factor 1234567890
1234567890: 2 3 3 5 3607 3803
Visite: man factor
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