180551133

素因数分解:

$3^3\times 7^2\times {\mathrm{136471}}^1$

素因数の和:136494

約数の個数: 24

約数和(自身を含む): 311156160

約数和(自身を除く): 130605027

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 136471, 409413, 955297, 1228239, 2865891, 3684717, 6687079, 8597673, 20061237, 25793019, 60183711, 180551133]

約数ペア:

[(1, 180551133), (3, 60183711), (7, 25793019), (9, 20061237), (21, 8597673), (27, 6687079), (49, 3684717), (63, 2865891), (147, 1228239), (189, 955297), (441, 409413), (1323, 136471)]