81357639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{129757}}^1$

素因数の和:129790

約数の個数: 16

約数和(自身を含む): 124567680

約数和(自身を除く): 43210041

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 129757, 389271, 1427327, 2465383, 4281981, 7396149, 27119213, 81357639]

約数ペア:

[(1, 81357639), (3, 27119213), (11, 7396149), (19, 4281981), (33, 2465383), (57, 1427327), (209, 389271), (627, 129757)]