28957985

素因数分解:

$5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{937}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 39801216

約数和(自身を除く): 10843231

約数列:

[1, 5, 7, 35, 883, 937, 4415, 4685, 6181, 6559, 30905, 32795, 827371, 4136855, 5791597, 28957985]

約数ペア:

[(1, 28957985), (5, 5791597), (7, 4136855), (35, 827371), (883, 32795), (937, 30905), (4415, 6559), (4685, 6181)]