308089881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 505440000

約数和(自身を除く): 197350119

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 239, 261, 319, 449, 717, 957, 1347, 2151, 2629, 2871, 4041, 4939, 6931, 7887, 13021, 14817, 20793, 23661, 39063, 44451, 62379, 76241, 107311, 117189, 143231, 228723, 321933, 429693, 686169, 965799, 1180421, 1289079, 3112019, 3541263, 9336057, 10623789, 28008171, 34232209, 102696627, 308089881]

約数ペア:

[(1, 308089881), (3, 102696627), (9, 34232209), (11, 28008171), (29, 10623789), (33, 9336057), (87, 3541263), (99, 3112019), (239, 1289079), (261, 1180421), (319, 965799), (449, 686169), (717, 429693), (957, 321933), (1347, 228723), (2151, 143231), (2629, 117189), (2871, 107311), (4041, 76241), (4939, 62379), (6931, 44451), (7887, 39063), (13021, 23661), (14817, 20793)]