2982287

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{503}}^1$

素因数の和:539

約数の個数: 18

約数和(自身を含む): 3820824

約数和(自身を除く): 838537

約数列:

[1, 7, 11, 49, 77, 121, 503, 539, 847, 3521, 5533, 5929, 24647, 38731, 60863, 271117, 426041, 2982287]

約数ペア:

[(1, 2982287), (7, 426041), (11, 271117), (49, 60863), (77, 38731), (121, 24647), (503, 5929), (539, 5533), (847, 3521)]