Decompose 546 into the product of four different natural numbers. What is the maximum sum of these four natural numbers?
将546分解成四个不同自然数的乘积，这四个自然数的和最大是多少．
<gadget id="calculator">1 + 2 + 3 + 91</gadget>
<output>97</output>

<result>97</result>