1207143

素因数分解:

$3^4\times 7^1\times {\mathrm{2129}}^1$

素因数の和:2148

約数の個数: 20

約数和(自身を含む): 2061840

約数和(自身を除く): 854697

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2129, 6387, 14903, 19161, 44709, 57483, 134127, 172449, 402381, 1207143]

約数ペア:

[(1, 1207143), (3, 402381), (7, 172449), (9, 134127), (21, 57483), (27, 44709), (63, 19161), (81, 14903), (189, 6387), (567, 2129)]