Java Program To Find Perfect Number Or Not

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public class JavaPerfectNumber {

	public boolean isPerfectNumber(int number) {

		int temp = 0;
		for (int i = 1; i <= number / 2; i++) {
			if (number % i == 0) {
				temp += i;
			}
		}
		if (temp == number) {
			System.out.println("It is a perfect number");
			return true;
		} else {
			System.out.println("It is not a perfect number");
			return false;
		}
	}

	public static void main(String a[]) {
		JavaPerfectNumber perfectNumber = new JavaPerfectNumber();
		System.out.println("Is perfect number: "
				+ perfectNumber.isPerfectNumber(28));
	}
}
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