28713664

素因数分解:

$2^6\times 7^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:725

約数の個数: 56

約数和(自身を含む): 65836800

約数和(自身を除く): 37123136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 214, 224, 428, 448, 599, 749, 856, 1198, 1498, 1712, 2396, 2996, 3424, 4193, 4792, 5992, 6848, 8386, 9584, 11984, 16772, 19168, 23968, 33544, 38336, 47936, 64093, 67088, 128186, 134176, 256372, 268352, 448651, 512744, 897302, 1025488, 1794604, 2050976, 3589208, 4101952, 7178416, 14356832, 28713664]

約数ペア:

[(1, 28713664), (2, 14356832), (4, 7178416), (7, 4101952), (8, 3589208), (14, 2050976), (16, 1794604), (28, 1025488), (32, 897302), (56, 512744), (64, 448651), (107, 268352), (112, 256372), (214, 134176), (224, 128186), (428, 67088), (448, 64093), (599, 47936), (749, 38336), (856, 33544), (1198, 23968), (1498, 19168), (1712, 16772), (2396, 11984), (2996, 9584), (3424, 8386), (4193, 6848), (4792, 5992)]