2540021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 16

約数和(自身を含む): 3006720

約数和(自身を除く): 466699

約数列:

[1, 11, 17, 47, 187, 289, 517, 799, 3179, 4913, 8789, 13583, 54043, 149413, 230911, 2540021]

約数ペア:

[(1, 2540021), (11, 230911), (17, 149413), (47, 54043), (187, 13583), (289, 8789), (517, 4913), (799, 3179)]