28752003

素因数分解:

$3^5\times 7^1\times {\mathrm{16903}}^1$

素因数の和:16925

約数の個数: 24

約数和(自身を含む): 49224448

約数和(自身を除く): 20472445

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16903, 50709, 118321, 152127, 354963, 456381, 1064889, 1369143, 3194667, 4107429, 9584001, 28752003]

約数ペア:

[(1, 28752003), (3, 9584001), (7, 4107429), (9, 3194667), (21, 1369143), (27, 1064889), (63, 456381), (81, 354963), (189, 152127), (243, 118321), (567, 50709), (1701, 16903)]