40046769

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1370

約数の個数: 36

約数和(自身を含む): 68290560

約数和(自身を除く): 28243791

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1279, 1491, 3479, 3837, 4473, 8953, 10437, 11511, 26859, 31311, 62671, 80577, 90809, 188013, 272427, 564039, 635663, 817281, 1906989, 4449641, 5720967, 13348923, 40046769]

約数ペア:

[(1, 40046769), (3, 13348923), (7, 5720967), (9, 4449641), (21, 1906989), (49, 817281), (63, 635663), (71, 564039), (147, 272427), (213, 188013), (441, 90809), (497, 80577), (639, 62671), (1279, 31311), (1491, 26859), (3479, 11511), (3837, 10437), (4473, 8953)]