214459959

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2243}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 340369920

約数和(自身を除く): 125909961

約数列:

[1, 3, 7, 21, 29, 87, 157, 203, 471, 609, 1099, 2243, 3297, 4553, 6729, 13659, 15701, 31871, 47103, 65047, 95613, 195141, 352151, 455329, 1056453, 1365987, 2465057, 7395171, 10212379, 30637137, 71486653, 214459959]

約数ペア:

[(1, 214459959), (3, 71486653), (7, 30637137), (21, 10212379), (29, 7395171), (87, 2465057), (157, 1365987), (203, 1056453), (471, 455329), (609, 352151), (1099, 195141), (2243, 95613), (3297, 65047), (4553, 47103), (6729, 31871), (13659, 15701)]