127958804001

素因数分解:

$3^4\times 7^1\times {\mathrm{225676903}}^1$

素因数の和:225676922

約数の個数: 20

約数和(自身を含む): 218455243072

約数和(自身を除く): 90496439071

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 225676903, 677030709, 1579738321, 2031092127, 4739214963, 6093276381, 14217644889, 18279829143, 42652934667, 127958804001]

約数ペア:

[(1, 127958804001), (3, 42652934667), (7, 18279829143), (9, 14217644889), (21, 6093276381), (27, 4739214963), (63, 2031092127), (81, 1579738321), (189, 677030709), (567, 225676903)]