16520493

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 24591168

約数和(自身を除く): 8070675

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 641, 781, 1923, 2343, 7051, 8591, 21153, 25773, 45511, 77561, 136533, 232683, 500621, 1501863, 5506831, 16520493]

約数ペア:

[(1, 16520493), (3, 5506831), (11, 1501863), (33, 500621), (71, 232683), (121, 136533), (213, 77561), (363, 45511), (641, 25773), (781, 21153), (1923, 8591), (2343, 7051)]