200120039

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 253393920

約数和(自身を除く): 53273881

約数列:

[1, 7, 17, 29, 103, 119, 203, 493, 563, 721, 1751, 2987, 3451, 3941, 9571, 12257, 16327, 20909, 50779, 57989, 66997, 114289, 277559, 355453, 405923, 985813, 1681681, 1942913, 6900691, 11771767, 28588577, 200120039]

約数ペア:

[(1, 200120039), (7, 28588577), (17, 11771767), (29, 6900691), (103, 1942913), (119, 1681681), (203, 985813), (493, 405923), (563, 355453), (721, 277559), (1751, 114289), (2987, 66997), (3451, 57989), (3941, 50779), (9571, 20909), (12257, 16327)]