81278241

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{13171}}^1$

素因数の和:13213

約数の個数: 24

約数和(自身を含む): 126135072

約数和(自身を除く): 44856831

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 6171, 13171, 39513, 144881, 223907, 434643, 671721, 1593691, 2462977, 4781073, 7388931, 27092747, 81278241]

約数ペア:

[(1, 81278241), (3, 27092747), (11, 7388931), (17, 4781073), (33, 2462977), (51, 1593691), (121, 671721), (187, 434643), (363, 223907), (561, 144881), (2057, 39513), (6171, 13171)]