80884089

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6983}}^1$

素因数の和:7019

約数の個数: 40

約数和(自身を含む): 141970752

約数和(自身を除く): 61086663

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 6983, 11583, 20949, 62847, 76813, 90779, 188541, 230439, 272337, 565623, 691317, 817011, 998569, 2073951, 2451033, 2995707, 6221853, 7353099, 8987121, 26961363, 80884089]

約数ペア:

[(1, 80884089), (3, 26961363), (9, 8987121), (11, 7353099), (13, 6221853), (27, 2995707), (33, 2451033), (39, 2073951), (81, 998569), (99, 817011), (117, 691317), (143, 565623), (297, 272337), (351, 230439), (429, 188541), (891, 90779), (1053, 76813), (1287, 62847), (3861, 20949), (6983, 11583)]