38491803

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 66788800

約数和(自身を除く): 28296997

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 337, 343, 441, 777, 1011, 1029, 1813, 2331, 2359, 3033, 3087, 5439, 7077, 12469, 12691, 16317, 16513, 21231, 37407, 38073, 49539, 87283, 112221, 114219, 115591, 148617, 261849, 346773, 610981, 785547, 1040319, 1832943, 4276867, 5498829, 12830601, 38491803]

約数ペア:

[(1, 38491803), (3, 12830601), (7, 5498829), (9, 4276867), (21, 1832943), (37, 1040319), (49, 785547), (63, 610981), (111, 346773), (147, 261849), (259, 148617), (333, 115591), (337, 114219), (343, 112221), (441, 87283), (777, 49539), (1011, 38073), (1029, 37407), (1813, 21231), (2331, 16513), (2359, 16317), (3033, 12691), (3087, 12469), (5439, 7077)]