At 1+(1/3)+(1/6)+(1/9)+(1/12)=*(1/3)*(1/6)*(1/9)*(1/ 12) In the formula, what number should be filled in "□".
在1+(1/3)+(1/6)+(1/9)+(1/12)=□*(1/3)*(1/6)*(1/9)*(1/12)算式中，"□"中应填入的数是多少．
<gadget id="calculator">3 * 6 * 9 * 12</gadget>
<output>1_944</output>

<gadget id="calculator">1_944 / 36</gadget>
<output>54</output>

<gadget id="calculator">36 + 12 + 6 + 4 + 3</gadget>
<output>61</output>

<gadget id="calculator">54 * 61</gadget>
<output>3_294</output>

<result>3_294</result>