218928752

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{26777}}^1$

素因数の和:26865

約数の個数: 40

約数和(自身を含む): 491429856

約数和(自身を除く): 272501104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 26777, 53554, 107108, 187439, 214216, 374878, 428432, 749756, 1499512, 1954721, 2999024, 3909442, 7818884, 13683047, 15637768, 27366094, 31275536, 54732188, 109464376, 218928752]

約数ペア:

[(1, 218928752), (2, 109464376), (4, 54732188), (7, 31275536), (8, 27366094), (14, 15637768), (16, 13683047), (28, 7818884), (56, 3909442), (73, 2999024), (112, 1954721), (146, 1499512), (292, 749756), (511, 428432), (584, 374878), (1022, 214216), (1168, 187439), (2044, 107108), (4088, 53554), (8176, 26777)]