205065868

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{7621}}^1$

素因数の和:7694

約数の個数: 36

約数和(自身を含む): 423844176

約数和(自身を除く): 218778308

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 3844, 6727, 7621, 13454, 15242, 26908, 30484, 53347, 106694, 213388, 236251, 472502, 945004, 1653757, 3307514, 6615028, 7323781, 14647562, 29295124, 51266467, 102532934, 205065868]

約数ペア:

[(1, 205065868), (2, 102532934), (4, 51266467), (7, 29295124), (14, 14647562), (28, 7323781), (31, 6615028), (62, 3307514), (124, 1653757), (217, 945004), (434, 472502), (868, 236251), (961, 213388), (1922, 106694), (3844, 53347), (6727, 30484), (7621, 26908), (13454, 15242)]