81212417

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3037}}^1$

素因数の和:3089

約数の個数: 24

約数和(自身を含む): 101821608

約数和(自身を除く): 20609191

約数列:

[1, 11, 13, 17, 121, 143, 187, 221, 1573, 2057, 2431, 3037, 26741, 33407, 39481, 51629, 367477, 434291, 567919, 671177, 4777201, 6247109, 7382947, 81212417]

約数ペア:

[(1, 81212417), (11, 7382947), (13, 6247109), (17, 4777201), (121, 671177), (143, 567919), (187, 434291), (221, 367477), (1573, 51629), (2057, 39481), (2431, 33407), (3037, 26741)]