28173824

素因数分解:

$2^9\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1155

約数の個数: 60

約数和(自身を含む): 65541564

約数和(自身を除く): 37367740

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1123, 1568, 1792, 2246, 3136, 3584, 4492, 6272, 7861, 8984, 12544, 15722, 17968, 25088, 31444, 35936, 55027, 62888, 71872, 110054, 125776, 143744, 220108, 251552, 287488, 440216, 503104, 574976, 880432, 1006208, 1760864, 2012416, 3521728, 4024832, 7043456, 14086912, 28173824]

約数ペア:

[(1, 28173824), (2, 14086912), (4, 7043456), (7, 4024832), (8, 3521728), (14, 2012416), (16, 1760864), (28, 1006208), (32, 880432), (49, 574976), (56, 503104), (64, 440216), (98, 287488), (112, 251552), (128, 220108), (196, 143744), (224, 125776), (256, 110054), (392, 71872), (448, 62888), (512, 55027), (784, 35936), (896, 31444), (1123, 25088), (1568, 17968), (1792, 15722), (2246, 12544), (3136, 8984), (3584, 7861), (4492, 6272)]