27778912

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 67495680

約数和(自身を除く): 39716768

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 76, 107, 112, 122, 133, 152, 214, 224, 244, 266, 304, 427, 428, 488, 532, 608, 749, 854, 856, 976, 1064, 1159, 1498, 1708, 1712, 1952, 2033, 2128, 2318, 2996, 3416, 3424, 4066, 4256, 4636, 5992, 6527, 6832, 8113, 8132, 9272, 11984, 13054, 13664, 14231, 16226, 16264, 18544, 23968, 26108, 28462, 32452, 32528, 37088, 45689, 52216, 56924, 64904, 65056, 91378, 104432, 113848, 124013, 129808, 182756, 208864, 227696, 248026, 259616, 365512, 455392, 496052, 731024, 868091, 992104, 1462048, 1736182, 1984208, 3472364, 3968416, 6944728, 13889456, 27778912]

約数ペア:

[(1, 27778912), (2, 13889456), (4, 6944728), (7, 3968416), (8, 3472364), (14, 1984208), (16, 1736182), (19, 1462048), (28, 992104), (32, 868091), (38, 731024), (56, 496052), (61, 455392), (76, 365512), (107, 259616), (112, 248026), (122, 227696), (133, 208864), (152, 182756), (214, 129808), (224, 124013), (244, 113848), (266, 104432), (304, 91378), (427, 65056), (428, 64904), (488, 56924), (532, 52216), (608, 45689), (749, 37088), (854, 32528), (856, 32452), (976, 28462), (1064, 26108), (1159, 23968), (1498, 18544), (1708, 16264), (1712, 16226), (1952, 14231), (2033, 13664), (2128, 13054), (2318, 11984), (2996, 9272), (3416, 8132), (3424, 8113), (4066, 6832), (4256, 6527), (4636, 5992)]