713649937

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 1019289600

約数和(自身を除く): 305639663

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 157, 209, 239, 247, 1001, 1099, 1463, 1673, 1727, 1729, 2041, 2629, 2717, 2983, 3107, 4541, 12089, 14287, 18403, 19019, 20881, 21749, 22451, 31787, 32813, 34177, 37523, 38779, 49951, 59033, 157157, 229691, 239239, 262661, 271453, 349657, 412753, 413231, 426569, 487799, 649363, 712937, 2889271, 2985983, 3414593, 4545541, 4990559, 5365789, 7842307, 9268181, 37560523, 54896149, 64877267, 101949991, 713649937]

約数ペア:

[(1, 713649937), (7, 101949991), (11, 64877267), (13, 54896149), (19, 37560523), (77, 9268181), (91, 7842307), (133, 5365789), (143, 4990559), (157, 4545541), (209, 3414593), (239, 2985983), (247, 2889271), (1001, 712937), (1099, 649363), (1463, 487799), (1673, 426569), (1727, 413231), (1729, 412753), (2041, 349657), (2629, 271453), (2717, 262661), (2983, 239239), (3107, 229691), (4541, 157157), (12089, 59033), (14287, 49951), (18403, 38779), (19019, 37523), (20881, 34177), (21749, 32813), (22451, 31787)]