2989952

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 7050240

約数和(自身を除く): 4060288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 71, 94, 112, 128, 142, 188, 224, 284, 329, 376, 448, 497, 568, 658, 752, 896, 994, 1136, 1316, 1504, 1988, 2272, 2632, 3008, 3337, 3976, 4544, 5264, 6016, 6674, 7952, 9088, 10528, 13348, 15904, 21056, 23359, 26696, 31808, 42112, 46718, 53392, 63616, 93436, 106784, 186872, 213568, 373744, 427136, 747488, 1494976, 2989952]

約数ペア:

[(1, 2989952), (2, 1494976), (4, 747488), (7, 427136), (8, 373744), (14, 213568), (16, 186872), (28, 106784), (32, 93436), (47, 63616), (56, 53392), (64, 46718), (71, 42112), (94, 31808), (112, 26696), (128, 23359), (142, 21056), (188, 15904), (224, 13348), (284, 10528), (329, 9088), (376, 7952), (448, 6674), (497, 6016), (568, 5264), (658, 4544), (752, 3976), (896, 3337), (994, 3008), (1136, 2632), (1316, 2272), (1504, 1988)]