205453654

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 356933376

約数和(自身を除く): 151479722

約数列:

[1, 2, 7, 14, 157, 211, 314, 422, 443, 886, 1099, 1477, 2198, 2954, 3101, 6202, 33127, 66254, 69551, 93473, 139102, 186946, 231889, 463778, 486857, 654311, 973714, 1308622, 14675261, 29350522, 102726827, 205453654]

約数ペア:

[(1, 205453654), (2, 102726827), (7, 29350522), (14, 14675261), (157, 1308622), (211, 973714), (314, 654311), (422, 486857), (443, 463778), (886, 231889), (1099, 186946), (1477, 139102), (2198, 93473), (2954, 69551), (3101, 66254), (6202, 33127)]