The sages have said there are four kinds of friends, namely, those who are born friends, those that are made friends by good behaviour, those that are made so by wealth and those that are made friends by power and you have all these advantages and connections with the Pandavas.
स्तथैव साम्ना च धनेन चार्दितम्। प्रतापतश्चोपनतं चतुर्विधं तदस्ति सर्वं तव पाण्डवेषु॥