126404992

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2079

約数の個数: 64

約数和(自身を含む): 291997440

約数和(自身を除く): 165592448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 497, 568, 896, 994, 1136, 1987, 1988, 2272, 3974, 3976, 4544, 7948, 7952, 9088, 13909, 15896, 15904, 27818, 31792, 31808, 55636, 63584, 63616, 111272, 127168, 141077, 222544, 254336, 282154, 445088, 564308, 890176, 987539, 1128616, 1780352, 1975078, 2257232, 3950156, 4514464, 7900312, 9028928, 15800624, 18057856, 31601248, 63202496, 126404992]

約数ペア:

[(1, 126404992), (2, 63202496), (4, 31601248), (7, 18057856), (8, 15800624), (14, 9028928), (16, 7900312), (28, 4514464), (32, 3950156), (56, 2257232), (64, 1975078), (71, 1780352), (112, 1128616), (128, 987539), (142, 890176), (224, 564308), (284, 445088), (448, 282154), (497, 254336), (568, 222544), (896, 141077), (994, 127168), (1136, 111272), (1987, 63616), (1988, 63584), (2272, 55636), (3974, 31808), (3976, 31792), (4544, 27818), (7948, 15904), (7952, 15896), (9088, 13909)]