28509908

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14341}}^1$

素因数の和:14423

約数の個数: 24

約数和(自身を含む): 57826944

約数和(自身を除く): 29317036

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 14341, 28682, 57364, 100387, 200774, 401548, 1018211, 2036422, 4072844, 7127477, 14254954, 28509908]

約数ペア:

[(1, 28509908), (2, 14254954), (4, 7127477), (7, 4072844), (14, 2036422), (28, 1018211), (71, 401548), (142, 200774), (284, 100387), (497, 57364), (994, 28682), (1988, 14341)]