20131094340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:209

約数の個数: 864

約数和(自身を含む): 80022878208

約数和(自身を除く): 59891783868

約数列:

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約数ペア:

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