77310045

素因数分解:

$3^4\times 5^1\times {\mathrm{190889}}^1$

素因数の和:190906

約数の個数: 20

約数和(自身を含む): 138586140

約数和(自身を除く): 61276095

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 190889, 572667, 954445, 1718001, 2863335, 5154003, 8590005, 15462009, 25770015, 77310045]

約数ペア:

[(1, 77310045), (3, 25770015), (5, 15462009), (9, 8590005), (15, 5154003), (27, 2863335), (45, 1718001), (81, 954445), (135, 572667), (405, 190889)]