81147897

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{4679}}^1$

素因数の和:4773

約数の個数: 24

約数和(自身を含む): 122653440

約数和(自身を除く): 41505543

約数列:

[1, 3, 9, 41, 47, 123, 141, 369, 423, 1927, 4679, 5781, 14037, 17343, 42111, 191839, 219913, 575517, 659739, 1726551, 1979217, 9016433, 27049299, 81147897]

約数ペア:

[(1, 81147897), (3, 27049299), (9, 9016433), (41, 1979217), (47, 1726551), (123, 659739), (141, 575517), (369, 219913), (423, 191839), (1927, 42111), (4679, 17343), (5781, 14037)]