127081143

素因数分解:

$3^4\times 7^1\times {\mathrm{224129}}^1$

素因数の和:224148

約数の個数: 20

約数和(自身を含む): 216957840

約数和(自身を除く): 89876697

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 224129, 672387, 1568903, 2017161, 4706709, 6051483, 14120127, 18154449, 42360381, 127081143]

約数ペア:

[(1, 127081143), (3, 42360381), (7, 18154449), (9, 14120127), (21, 6051483), (27, 4706709), (63, 2017161), (81, 1568903), (189, 672387), (567, 224129)]