2247706665

素因数分解:

$3^4\times 5^1\times {\mathrm{5549893}}^1$

素因数の和:5549910

約数の個数: 20

約数和(自身を含む): 4029223044

約数和(自身を除く): 1781516379

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5549893, 16649679, 27749465, 49949037, 83248395, 149847111, 249745185, 449541333, 749235555, 2247706665]

約数ペア:

[(1, 2247706665), (3, 749235555), (5, 449541333), (9, 249745185), (15, 149847111), (27, 83248395), (45, 49949037), (81, 27749465), (135, 16649679), (405, 5549893)]