53188569

素因数分解:

$3^6\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1521

約数の個数: 42

約数和(自身を含む): 92828490

約数和(自身を除く): 39639921

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1489, 1701, 3969, 4467, 5103, 10423, 11907, 13401, 31269, 35721, 40203, 72961, 93807, 120609, 218883, 281421, 361827, 656649, 844263, 1085481, 1969947, 2532789, 5909841, 7598367, 17729523, 53188569]

約数ペア:

[(1, 53188569), (3, 17729523), (7, 7598367), (9, 5909841), (21, 2532789), (27, 1969947), (49, 1085481), (63, 844263), (81, 656649), (147, 361827), (189, 281421), (243, 218883), (441, 120609), (567, 93807), (729, 72961), (1323, 40203), (1489, 35721), (1701, 31269), (3969, 13401), (4467, 11907), (5103, 10423)]