28565187

素因数分解:

$3^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 44517456

約数和(自身を除く): 15952269

約数列:

[1, 3, 7, 21, 49, 147, 317, 613, 951, 1839, 2219, 4291, 6657, 12873, 15533, 30037, 46599, 90111, 194321, 582963, 1360247, 4080741, 9521729, 28565187]

約数ペア:

[(1, 28565187), (3, 9521729), (7, 4080741), (21, 1360247), (49, 582963), (147, 194321), (317, 90111), (613, 46599), (951, 30037), (1839, 15533), (2219, 12873), (4291, 6657)]