128324735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 195682368

約数和(自身を除く): 67357633

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 157, 193, 385, 605, 785, 847, 965, 1099, 1351, 1727, 2123, 4235, 5495, 6755, 8635, 10615, 12089, 14861, 18997, 23353, 30301, 60445, 74305, 94985, 116765, 132979, 151505, 163471, 212107, 333311, 664895, 817355, 1060535, 1666555, 2333177, 3666421, 11665885, 18332105, 25664947, 128324735]

約数ペア:

[(1, 128324735), (5, 25664947), (7, 18332105), (11, 11665885), (35, 3666421), (55, 2333177), (77, 1666555), (121, 1060535), (157, 817355), (193, 664895), (385, 333311), (605, 212107), (785, 163471), (847, 151505), (965, 132979), (1099, 116765), (1351, 94985), (1727, 74305), (2123, 60445), (4235, 30301), (5495, 23353), (6755, 18997), (8635, 14861), (10615, 12089)]