28016571

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20707}}^1$

素因数の和:20762

約数の個数: 16

約数和(自身を含む): 41747328

約数和(自身を除く): 13730757

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20707, 62121, 227777, 683331, 848987, 2546961, 9338857, 28016571]

約数ペア:

[(1, 28016571), (3, 9338857), (11, 2546961), (33, 848987), (41, 683331), (123, 227777), (451, 62121), (1353, 20707)]