81116559

素因数分解:

$3^6\times {\mathrm{111271}}^1$

素因数の和:111289

約数の個数: 14

約数和(自身を含む): 121620296

約数和(自身を除く): 40503737

約数列:

[1, 3, 9, 27, 81, 243, 729, 111271, 333813, 1001439, 3004317, 9012951, 27038853, 81116559]

約数ペア:

[(1, 81116559), (3, 27038853), (9, 9012951), (27, 3004317), (81, 1001439), (243, 333813), (729, 111271)]