Divide a cube with an edge length of 15 cm into small cubes with an edge length of 3 cm, how many pieces can it be divided into?
把棱长是15厘米的正方体木块，分割成棱长是3厘米的小正方体，可分割成多少块．
<gadget id="calculator">15 / 3</gadget>
<output>5</output>

<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<result>125</result>