279485423

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 349088256

約数和(自身を除く): 69602833

約数列:

[1, 7, 17, 43, 119, 193, 283, 301, 731, 1351, 1981, 3281, 4811, 5117, 8299, 12169, 22967, 33677, 54619, 58093, 85183, 141083, 206873, 382333, 928523, 987581, 1448111, 2348617, 6499661, 16440319, 39926489, 279485423]

約数ペア:

[(1, 279485423), (7, 39926489), (17, 16440319), (43, 6499661), (119, 2348617), (193, 1448111), (283, 987581), (301, 928523), (731, 382333), (1351, 206873), (1981, 141083), (3281, 85183), (4811, 58093), (5117, 54619), (8299, 33677), (12169, 22967)]