208542249

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1049}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 319200000

約数和(自身を除く): 110657751

約数列:

[1, 3, 9, 27, 37, 111, 199, 333, 597, 999, 1049, 1791, 3147, 5373, 7363, 9441, 22089, 28323, 38813, 66267, 116439, 198801, 208751, 349317, 626253, 1047951, 1878759, 5636277, 7723787, 23171361, 69514083, 208542249]

約数ペア:

[(1, 208542249), (3, 69514083), (9, 23171361), (27, 7723787), (37, 5636277), (111, 1878759), (199, 1047951), (333, 626253), (597, 349317), (999, 208751), (1049, 198801), (1791, 116439), (3147, 66267), (5373, 38813), (7363, 28323), (9441, 22089)]