28001955

素因数分解:

$3^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{2633}}^1$

素因数の和:3350

約数の個数: 16

約数和(自身を含む): 44883360

約数和(自身を除く): 16881405

約数列:

[1, 3, 5, 15, 709, 2127, 2633, 3545, 7899, 10635, 13165, 39495, 1866797, 5600391, 9333985, 28001955]

約数ペア:

[(1, 28001955), (3, 9333985), (5, 5600391), (15, 1866797), (709, 39495), (2127, 13165), (2633, 10635), (3545, 7899)]