28558575

素因数分解:

$3^6\times 5^2\times {\mathrm{1567}}^1$

素因数の和:1595

約数の個数: 42

約数和(自身を含む): 53128544

約数和(自身を除く): 24569969

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 1567, 2025, 3645, 4701, 6075, 7835, 14103, 18225, 23505, 39175, 42309, 70515, 117525, 126927, 211545, 352575, 380781, 634635, 1057725, 1142343, 1903905, 3173175, 5711715, 9519525, 28558575]

約数ペア:

[(1, 28558575), (3, 9519525), (5, 5711715), (9, 3173175), (15, 1903905), (25, 1142343), (27, 1057725), (45, 634635), (75, 380781), (81, 352575), (135, 211545), (225, 126927), (243, 117525), (405, 70515), (675, 42309), (729, 39175), (1215, 23505), (1567, 18225), (2025, 14103), (3645, 7835), (4701, 6075)]