2205063

素因数分解:

$3^4\times 7^1\times {\mathrm{3889}}^1$

素因数の和:3908

約数の個数: 20

約数和(自身を含む): 3765520

約数和(自身を除く): 1560457

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3889, 11667, 27223, 35001, 81669, 105003, 245007, 315009, 735021, 2205063]

約数ペア:

[(1, 2205063), (3, 735021), (7, 315009), (9, 245007), (21, 105003), (27, 81669), (63, 35001), (81, 27223), (189, 11667), (567, 3889)]