The brothers, Rahul and Vicky were arrested for gangraping the victim for eight months, while one Neha, a resident of Moga, was held for aiding the crime in Rania village in the district, they said.
While Neha introduced the victim to the accused, the two raped the victim on the pretext of getting her a job and marry her, police said.
A case has been registered against the three following a complaint filed by the victim yesterday, they added.