457422399

素因数分解:

$3^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{2087}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 781747200

約数和(自身を除く): 324324801

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 343, 441, 497, 639, 1029, 1491, 2087, 3087, 3479, 4473, 6261, 10437, 14609, 18783, 24353, 31311, 43827, 73059, 102263, 131481, 148177, 219177, 306789, 444531, 715841, 920367, 1037239, 1333593, 2147523, 3111717, 6442569, 7260673, 9335151, 21782019, 50824711, 65346057, 152474133, 457422399]

約数ペア:

[(1, 457422399), (3, 152474133), (7, 65346057), (9, 50824711), (21, 21782019), (49, 9335151), (63, 7260673), (71, 6442569), (147, 3111717), (213, 2147523), (343, 1333593), (441, 1037239), (497, 920367), (639, 715841), (1029, 444531), (1491, 306789), (2087, 219177), (3087, 148177), (3479, 131481), (4473, 102263), (6261, 73059), (10437, 43827), (14609, 31311), (18783, 24353)]