28687736

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6653}}^1$

素因数の和:6684

約数の個数: 48

約数和(自身を含む): 68270040

約数和(自身を除く): 39582304

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 6653, 13306, 26612, 46571, 53224, 73183, 93142, 146366, 186284, 292732, 325997, 372568, 512281, 585464, 651994, 1024562, 1303988, 2049124, 2607976, 3585967, 4098248, 7171934, 14343868, 28687736]

約数ペア:

[(1, 28687736), (2, 14343868), (4, 7171934), (7, 4098248), (8, 3585967), (11, 2607976), (14, 2049124), (22, 1303988), (28, 1024562), (44, 651994), (49, 585464), (56, 512281), (77, 372568), (88, 325997), (98, 292732), (154, 186284), (196, 146366), (308, 93142), (392, 73183), (539, 53224), (616, 46571), (1078, 26612), (2156, 13306), (4312, 6653)]