28155675

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4523}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 47121984

約数和(自身を除く): 18966309

約数列:

[1, 3, 5, 15, 25, 75, 83, 249, 415, 1245, 2075, 4523, 6225, 13569, 22615, 67845, 113075, 339225, 375409, 1126227, 1877045, 5631135, 9385225, 28155675]

約数ペア:

[(1, 28155675), (3, 9385225), (5, 5631135), (15, 1877045), (25, 1126227), (75, 375409), (83, 339225), (249, 113075), (415, 67845), (1245, 22615), (2075, 13569), (4523, 6225)]