// Find all factors of a given input number
// by J.R. Cordy August 2005

write "Input n please";
read n;
write "The factors of n are:\n";
f := 2;
while n != 1 do {
    while (n / f) * f == n do {
        write f; write "\n";
        n := n / f
    };
    f := f + 1
}