81084729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2273}}^1$

素因数の和:2357

約数の個数: 32

約数和(自身を含む): 125743104

約数和(自身を除く): 44658375

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 517, 759, 1081, 1551, 2273, 3243, 6819, 11891, 25003, 35673, 52279, 75009, 106831, 156837, 320493, 575069, 1175141, 1725207, 2457113, 3525423, 7371339, 27028243, 81084729]

約数ペア:

[(1, 81084729), (3, 27028243), (11, 7371339), (23, 3525423), (33, 2457113), (47, 1725207), (69, 1175141), (141, 575069), (253, 320493), (517, 156837), (759, 106831), (1081, 75009), (1551, 52279), (2273, 35673), (3243, 25003), (6819, 11891)]