627397434

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1932

約数の個数: 64

約数和(自身を含む): 1436561280

約数和(自身を除く): 809163846

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 157, 258, 314, 387, 471, 774, 942, 1161, 1413, 1721, 2322, 2826, 3442, 4239, 5163, 6751, 8478, 10326, 13502, 15489, 20253, 30978, 40506, 46467, 60759, 74003, 92934, 121518, 148006, 182277, 222009, 270197, 364554, 444018, 540394, 666027, 810591, 1332054, 1621182, 1998081, 2431773, 3996162, 4863546, 7295319, 11618471, 14590638, 23236942, 34855413, 69710826, 104566239, 209132478, 313698717, 627397434]

約数ペア:

[(1, 627397434), (2, 313698717), (3, 209132478), (6, 104566239), (9, 69710826), (18, 34855413), (27, 23236942), (43, 14590638), (54, 11618471), (86, 7295319), (129, 4863546), (157, 3996162), (258, 2431773), (314, 1998081), (387, 1621182), (471, 1332054), (774, 810591), (942, 666027), (1161, 540394), (1413, 444018), (1721, 364554), (2322, 270197), (2826, 222009), (3442, 182277), (4239, 148006), (5163, 121518), (6751, 92934), (8478, 74003), (10326, 60759), (13502, 46467), (15489, 40506), (20253, 30978)]