31918281

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:712

約数の個数: 16

約数和(自身を含む): 43188288

約数和(自身を除く): 11270007

約数列:

[1, 3, 131, 241, 337, 393, 723, 1011, 31571, 44147, 81217, 94713, 132441, 243651, 10639427, 31918281]

約数ペア:

[(1, 31918281), (3, 10639427), (131, 243651), (241, 132441), (337, 94713), (393, 81217), (723, 44147), (1011, 31571)]