28251935

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5227}}^1$

素因数の和:5302

約数の個数: 16

約数和(自身を含む): 36135936

約数和(自身を除く): 7884001

約数列:

[1, 5, 23, 47, 115, 235, 1081, 5227, 5405, 26135, 120221, 245669, 601105, 1228345, 5650387, 28251935]

約数ペア:

[(1, 28251935), (5, 5650387), (23, 1228345), (47, 601105), (115, 245669), (235, 120221), (1081, 26135), (5227, 5405)]