A rectangle has squares on its upper and lower sides. Its surface area is 126 square centimeters. It can be cut into three squares of equal volume. What is the sum of the surface areas of these three cubes?
一个长方形上下两面是正方形，它的表面积是126平方厘米，能切成三个体积相等的正方形，这三个正方体的表面积的和是多少？
<gadget id="calculator">3 * 3 * 6 * 3</gadget>
<output>162</output>

<result>162</result>