71298297

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 122828160

約数和(自身を除く): 51529863

約数列:

[1, 3, 7, 9, 21, 37, 63, 73, 111, 219, 259, 333, 419, 511, 657, 777, 1257, 1533, 2331, 2701, 2933, 3771, 4599, 8103, 8799, 15503, 18907, 24309, 26397, 30587, 46509, 56721, 91761, 108521, 139527, 170163, 214109, 275283, 325563, 642327, 976689, 1131719, 1926981, 3395157, 7922033, 10185471, 23766099, 71298297]

約数ペア:

[(1, 71298297), (3, 23766099), (7, 10185471), (9, 7922033), (21, 3395157), (37, 1926981), (63, 1131719), (73, 976689), (111, 642327), (219, 325563), (259, 275283), (333, 214109), (419, 170163), (511, 139527), (657, 108521), (777, 91761), (1257, 56721), (1533, 46509), (2331, 30587), (2701, 26397), (2933, 24309), (3771, 18907), (4599, 15503), (8103, 8799)]