1215665913

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 2070282240

約数和(自身を除く): 854616327

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 177, 191, 231, 413, 467, 573, 649, 1239, 1337, 1401, 1947, 2101, 3269, 4011, 4543, 5137, 6303, 9807, 11269, 13629, 14707, 15411, 27553, 33807, 35959, 44121, 78883, 82659, 89197, 107877, 123959, 192871, 236649, 267591, 303083, 371877, 578613, 624379, 867713, 909249, 981167, 1873137, 2121581, 2603139, 2943501, 5262623, 6364743, 6868169, 15787869, 20604507, 36838361, 57888853, 110515083, 173666559, 405221971, 1215665913]

約数ペア:

[(1, 1215665913), (3, 405221971), (7, 173666559), (11, 110515083), (21, 57888853), (33, 36838361), (59, 20604507), (77, 15787869), (177, 6868169), (191, 6364743), (231, 5262623), (413, 2943501), (467, 2603139), (573, 2121581), (649, 1873137), (1239, 981167), (1337, 909249), (1401, 867713), (1947, 624379), (2101, 578613), (3269, 371877), (4011, 303083), (4543, 267591), (5137, 236649), (6303, 192871), (9807, 123959), (11269, 107877), (13629, 89197), (14707, 82659), (15411, 78883), (27553, 44121), (33807, 35959)]