1245642957

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1327}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 1983840768

約数和(自身を除く): 738197811

約数列:

[1, 3, 9, 13, 39, 71, 113, 117, 213, 339, 639, 923, 1017, 1327, 1469, 2769, 3981, 4407, 8023, 8307, 11943, 13221, 17251, 24069, 51753, 72207, 94217, 104299, 149951, 155259, 282651, 312897, 449853, 847953, 938691, 1224821, 1349559, 1949363, 3674463, 5848089, 10646521, 11023389, 17544267, 31939563, 95818689, 138404773, 415214319, 1245642957]

約数ペア:

[(1, 1245642957), (3, 415214319), (9, 138404773), (13, 95818689), (39, 31939563), (71, 17544267), (113, 11023389), (117, 10646521), (213, 5848089), (339, 3674463), (639, 1949363), (923, 1349559), (1017, 1224821), (1327, 938691), (1469, 847953), (2769, 449853), (3981, 312897), (4407, 282651), (8023, 155259), (8307, 149951), (11943, 104299), (13221, 94217), (17251, 72207), (24069, 51753)]