71211283

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2663}}^1$

素因数の和:2715

約数の個数: 24

約数和(自身を含む): 89286624

約数和(自身を除く): 18075341

約数列:

[1, 11, 13, 17, 121, 143, 187, 221, 1573, 2057, 2431, 2663, 26741, 29293, 34619, 45271, 322223, 380809, 497981, 588523, 4188899, 5477791, 6473753, 71211283]

約数ペア:

[(1, 71211283), (11, 6473753), (13, 5477791), (17, 4188899), (121, 588523), (143, 497981), (187, 380809), (221, 322223), (1573, 45271), (2057, 34619), (2431, 29293), (2663, 26741)]