1318201209

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1692

約数の個数: 80

約数和(自身を含む): 2288119680

約数和(自身を除く): 969918471

約数列:

[1, 3, 9, 13, 19, 27, 39, 41, 57, 81, 117, 123, 171, 247, 351, 369, 513, 533, 741, 779, 1053, 1107, 1539, 1599, 1607, 2223, 2337, 3321, 4797, 4821, 6669, 7011, 10127, 14391, 14463, 20007, 20891, 21033, 30381, 30533, 43173, 43389, 62673, 63099, 65887, 91143, 91599, 130167, 188019, 197661, 273429, 274797, 396929, 564057, 592983, 820287, 824391, 856531, 1190787, 1251853, 1692171, 1778949, 2473173, 2569593, 3572361, 3755559, 5336847, 7708779, 10717083, 11266677, 16274089, 23126337, 32151249, 33800031, 48822267, 69379011, 101400093, 146466801, 439400403, 1318201209]

約数ペア:

[(1, 1318201209), (3, 439400403), (9, 146466801), (13, 101400093), (19, 69379011), (27, 48822267), (39, 33800031), (41, 32151249), (57, 23126337), (81, 16274089), (117, 11266677), (123, 10717083), (171, 7708779), (247, 5336847), (351, 3755559), (369, 3572361), (513, 2569593), (533, 2473173), (741, 1778949), (779, 1692171), (1053, 1251853), (1107, 1190787), (1539, 856531), (1599, 824391), (1607, 820287), (2223, 592983), (2337, 564057), (3321, 396929), (4797, 274797), (4821, 273429), (6669, 197661), (7011, 188019), (10127, 130167), (14391, 91599), (14463, 91143), (20007, 65887), (20891, 63099), (21033, 62673), (30381, 43389), (30533, 43173)]