28118943

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 41619968

約数和(自身を除く): 13501025

約数列:

[1, 3, 9, 73, 127, 219, 337, 381, 657, 1011, 1143, 3033, 9271, 24601, 27813, 42799, 73803, 83439, 128397, 221409, 385191, 3124327, 9372981, 28118943]

約数ペア:

[(1, 28118943), (3, 9372981), (9, 3124327), (73, 385191), (127, 221409), (219, 128397), (337, 83439), (381, 73803), (657, 42799), (1011, 27813), (1143, 24601), (3033, 9271)]