If a positive integer is divided by 63, the quotient is 31 and the remainder is 42. What is the sum of all the prime factors of this positive integer?
某正整数被63除商为31，余数为42，那么这个正整数所有质因数的和是多少？
<gadget id="calculator">3 + 5 + 7 + 19</gadget>
<output>34</output>

<result>34</result>