81091854

素因数分解:

$2^1\times 3^4\times {\mathrm{500567}}^1$

素因数の和:500581

約数の個数: 20

約数和(自身を含む): 181706184

約数和(自身を除く): 100614330

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 500567, 1001134, 1501701, 3003402, 4505103, 9010206, 13515309, 27030618, 40545927, 81091854]

約数ペア:

[(1, 81091854), (2, 40545927), (3, 27030618), (6, 13515309), (9, 9010206), (18, 4505103), (27, 3003402), (54, 1501701), (81, 1001134), (162, 500567)]