205674777

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 371779200

約数和(自身を除く): 166104423

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 449, 661, 693, 1347, 1983, 3143, 4041, 4627, 4939, 5949, 7271, 9429, 13881, 14817, 21813, 28287, 34573, 41643, 44451, 50897, 65439, 103719, 152691, 296789, 311157, 458073, 890367, 2077523, 2671101, 3264679, 6232569, 9794037, 18697707, 22852753, 29382111, 68558259, 205674777]

約数ペア:

[(1, 205674777), (3, 68558259), (7, 29382111), (9, 22852753), (11, 18697707), (21, 9794037), (33, 6232569), (63, 3264679), (77, 2671101), (99, 2077523), (231, 890367), (449, 458073), (661, 311157), (693, 296789), (1347, 152691), (1983, 103719), (3143, 65439), (4041, 50897), (4627, 44451), (4939, 41643), (5949, 34573), (7271, 28287), (9429, 21813), (13881, 14817)]