223856752

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28151}}^1$

素因数の和:28237

約数の個数: 40

約数和(自身を含む): 502682112

約数和(自身を除く): 278825360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 28151, 56302, 112604, 197057, 225208, 394114, 450416, 788228, 1576456, 1998721, 3152912, 3997442, 7994884, 13991047, 15989768, 27982094, 31979536, 55964188, 111928376, 223856752]

約数ペア:

[(1, 223856752), (2, 111928376), (4, 55964188), (7, 31979536), (8, 27982094), (14, 15989768), (16, 13991047), (28, 7994884), (56, 3997442), (71, 3152912), (112, 1998721), (142, 1576456), (284, 788228), (497, 450416), (568, 394114), (994, 225208), (1136, 197057), (1988, 112604), (3976, 56302), (7952, 28151)]