2721819

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 3894912

約数和(自身を除く): 1173093

約数列:

[1, 3, 17, 51, 83, 249, 643, 1411, 1929, 4233, 10931, 32793, 53369, 160107, 907273, 2721819]

約数ペア:

[(1, 2721819), (3, 907273), (17, 160107), (51, 53369), (83, 32793), (249, 10931), (643, 4233), (1411, 1929)]