28027845

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6047}}^1$

素因数の和:6161

約数の個数: 24

約数和(自身を含む): 49061376

約数和(自身を除く): 21033531

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 6047, 18141, 30235, 54423, 90705, 272115, 622841, 1868523, 3114205, 5605569, 9342615, 28027845]

約数ペア:

[(1, 28027845), (3, 9342615), (5, 5605569), (9, 3114205), (15, 1868523), (45, 622841), (103, 272115), (309, 90705), (515, 54423), (927, 30235), (1545, 18141), (4635, 6047)]