28390211

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 30909504

約数和(自身を除く): 2519293

約数列:

[1, 23, 37, 73, 457, 851, 1679, 2701, 10511, 16909, 33361, 62123, 388907, 767303, 1234357, 28390211]

約数ペア:

[(1, 28390211), (23, 1234357), (37, 767303), (73, 388907), (457, 62123), (851, 33361), (1679, 16909), (2701, 10511)]