81263689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5179}}^1$

素因数の和:5280

約数の個数: 16

約数和(自身を含む): 93985920

約数和(自身を除く): 12722231

約数列:

[1, 13, 17, 71, 221, 923, 1207, 5179, 15691, 67327, 88043, 367709, 1144559, 4780217, 6251053, 81263689]

約数ペア:

[(1, 81263689), (13, 6251053), (17, 4780217), (71, 1144559), (221, 367709), (923, 88043), (1207, 67327), (5179, 15691)]