28450185

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 46707840

約数和(自身を除く): 18257655

約数列:

[1, 3, 5, 15, 89, 101, 211, 267, 303, 445, 505, 633, 1055, 1335, 1515, 3165, 8989, 18779, 21311, 26967, 44945, 56337, 63933, 93895, 106555, 134835, 281685, 319665, 1896679, 5690037, 9483395, 28450185]

約数ペア:

[(1, 28450185), (3, 9483395), (5, 5690037), (15, 1896679), (89, 319665), (101, 281685), (211, 134835), (267, 106555), (303, 93895), (445, 63933), (505, 56337), (633, 44945), (1055, 26967), (1335, 21311), (1515, 18779), (3165, 8989)]