206983504

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{142159}}^1$

素因数の和:142187

約数の個数: 40

約数和(自身を含む): 493579520

約数和(自身を除く): 286596016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 142159, 284318, 568636, 995113, 1137272, 1848067, 1990226, 2274544, 3696134, 3980452, 7392268, 7960904, 12936469, 14784536, 15921808, 25872938, 29569072, 51745876, 103491752, 206983504]

約数ペア:

[(1, 206983504), (2, 103491752), (4, 51745876), (7, 29569072), (8, 25872938), (13, 15921808), (14, 14784536), (16, 12936469), (26, 7960904), (28, 7392268), (52, 3980452), (56, 3696134), (91, 2274544), (104, 1990226), (112, 1848067), (182, 1137272), (208, 995113), (364, 568636), (728, 284318), (1456, 142159)]