12763863

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 36

約数和(自身を含む): 21732048

約数和(自身を除く): 8968185

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 281, 309, 441, 721, 843, 927, 1967, 2163, 2529, 5047, 5901, 6489, 13769, 15141, 17703, 28943, 41307, 45423, 86829, 123921, 202601, 260487, 607803, 1418207, 1823409, 4254621, 12763863]

約数ペア:

[(1, 12763863), (3, 4254621), (7, 1823409), (9, 1418207), (21, 607803), (49, 260487), (63, 202601), (103, 123921), (147, 86829), (281, 45423), (309, 41307), (441, 28943), (721, 17703), (843, 15141), (927, 13769), (1967, 6489), (2163, 5901), (2529, 5047)]