64787877

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2833}}^1$

素因数の和:2871

約数の個数: 48

約数和(自身を含む): 120615040

約数和(自身を除く): 55827163

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 121, 189, 231, 297, 363, 693, 847, 1089, 2079, 2541, 2833, 3267, 7623, 8499, 19831, 22869, 25497, 31163, 59493, 76491, 93489, 178479, 218141, 280467, 342793, 535437, 654423, 841401, 1028379, 1963269, 2399551, 3085137, 5889807, 7198653, 9255411, 21595959, 64787877]

約数ペア:

[(1, 64787877), (3, 21595959), (7, 9255411), (9, 7198653), (11, 5889807), (21, 3085137), (27, 2399551), (33, 1963269), (63, 1028379), (77, 841401), (99, 654423), (121, 535437), (189, 342793), (231, 280467), (297, 218141), (363, 178479), (693, 93489), (847, 76491), (1089, 59493), (2079, 31163), (2541, 25497), (2833, 22869), (3267, 19831), (7623, 8499)]