3871343

素因数分解:

$7^2\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:143

約数の個数: 18

約数和(自身を含む): 4714128

約数和(自身を除く): 842785

約数列:

[1, 7, 41, 47, 49, 287, 329, 1681, 1927, 2009, 2303, 11767, 13489, 79007, 82369, 94423, 553049, 3871343]

約数ペア:

[(1, 3871343), (7, 553049), (41, 94423), (47, 82369), (49, 79007), (287, 13489), (329, 11767), (1681, 2303), (1927, 2009)]