28788105

素因数分解:

$3^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1709}}^1$

素因数の和:2840

約数の個数: 16

約数和(自身を含む): 46128960

約数和(自身を除く): 17340855

約数列:

[1, 3, 5, 15, 1123, 1709, 3369, 5127, 5615, 8545, 16845, 25635, 1919207, 5757621, 9596035, 28788105]

約数ペア:

[(1, 28788105), (3, 9596035), (5, 5757621), (15, 1919207), (1123, 25635), (1709, 16845), (3369, 8545), (5127, 5615)]