214685768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{4889}}^1$

素因数の和:5405

約数の個数: 32

約数和(自身を含む): 440100000

約数和(自身を除く): 225414232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 499, 998, 1996, 3992, 4889, 5489, 9778, 10978, 19556, 21956, 39112, 43912, 53779, 107558, 215116, 430232, 2439611, 4879222, 9758444, 19516888, 26835721, 53671442, 107342884, 214685768]

約数ペア:

[(1, 214685768), (2, 107342884), (4, 53671442), (8, 26835721), (11, 19516888), (22, 9758444), (44, 4879222), (88, 2439611), (499, 430232), (998, 215116), (1996, 107558), (3992, 53779), (4889, 43912), (5489, 39112), (9778, 21956), (10978, 19556)]