28256648

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26557}}^1$

素因数の和:26589

約数の個数: 32

約数和(自身を含む): 63739200

約数和(自身を除く): 35482552

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 26557, 53114, 106228, 185899, 212456, 371798, 504583, 743596, 1009166, 1487192, 2018332, 3532081, 4036664, 7064162, 14128324, 28256648]

約数ペア:

[(1, 28256648), (2, 14128324), (4, 7064162), (7, 4036664), (8, 3532081), (14, 2018332), (19, 1487192), (28, 1009166), (38, 743596), (56, 504583), (76, 371798), (133, 212456), (152, 185899), (266, 106228), (532, 53114), (1064, 26557)]