11891721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 16858368

約数和(自身を除く): 4966647

約数列:

[1, 3, 17, 51, 431, 541, 1293, 1623, 7327, 9197, 21981, 27591, 233171, 699513, 3963907, 11891721]

約数ペア:

[(1, 11891721), (3, 3963907), (17, 699513), (51, 233171), (431, 27591), (541, 21981), (1293, 9197), (1623, 7327)]