820465198

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1\times {\mathrm{1367}}^1$

素因数の和:2416

約数の個数: 32

約数和(自身を含む): 1441718784

約数和(自身を除く): 621253586

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 997, 1367, 1994, 2734, 6979, 9569, 13958, 19138, 42871, 58781, 85742, 117562, 300097, 411467, 600194, 822934, 1362899, 2725798, 9540293, 19080586, 58604657, 117209314, 410232599, 820465198]

約数ペア:

[(1, 820465198), (2, 410232599), (7, 117209314), (14, 58604657), (43, 19080586), (86, 9540293), (301, 2725798), (602, 1362899), (997, 822934), (1367, 600194), (1994, 411467), (2734, 300097), (6979, 117562), (9569, 85742), (13958, 58781), (19138, 42871)]