13579744

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 14362016

約数列:

[1, 2, 4, 8, 16, 32, 43, 71, 86, 139, 142, 172, 278, 284, 344, 556, 568, 688, 1112, 1136, 1376, 2224, 2272, 3053, 4448, 5977, 6106, 9869, 11954, 12212, 19738, 23908, 24424, 39476, 47816, 48848, 78952, 95632, 97696, 157904, 191264, 315808, 424367, 848734, 1697468, 3394936, 6789872, 13579744]

約数ペア:

[(1, 13579744), (2, 6789872), (4, 3394936), (8, 1697468), (16, 848734), (32, 424367), (43, 315808), (71, 191264), (86, 157904), (139, 97696), (142, 95632), (172, 78952), (278, 48848), (284, 47816), (344, 39476), (556, 24424), (568, 23908), (688, 19738), (1112, 12212), (1136, 11954), (1376, 9869), (2224, 6106), (2272, 5977), (3053, 4448)]