199322721

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{567871}}^1$

素因数の和:567893

約数の個数: 16

約数和(自身を含む): 318008320

約数和(自身を除く): 118685599

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 567871, 1703613, 5110839, 7382323, 15332517, 22146969, 66440907, 199322721]

約数ペア:

[(1, 199322721), (3, 66440907), (9, 22146969), (13, 15332517), (27, 7382323), (39, 5110839), (117, 1703613), (351, 567871)]