12749157

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{1471}}^1$

素因数の和:1590

約数の個数: 20

約数和(自身を含む): 19236096

約数和(自身を除く): 6486939

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 1471, 2889, 4413, 8667, 13239, 39717, 119151, 157397, 472191, 1416573, 4249719, 12749157]

約数ペア:

[(1, 12749157), (3, 4249719), (9, 1416573), (27, 472191), (81, 157397), (107, 119151), (321, 39717), (963, 13239), (1471, 8667), (2889, 4413)]