12930057

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 23018880

約数和(自身を除く): 10088823

約数列:

[1, 3, 7, 9, 21, 27, 37, 43, 63, 111, 129, 189, 259, 301, 333, 387, 777, 903, 999, 1161, 1591, 1849, 2331, 2709, 4773, 5547, 6993, 8127, 11137, 12943, 14319, 16641, 33411, 38829, 42957, 49923, 68413, 100233, 116487, 205239, 300699, 349461, 478891, 615717, 1436673, 1847151, 4310019, 12930057]

約数ペア:

[(1, 12930057), (3, 4310019), (7, 1847151), (9, 1436673), (21, 615717), (27, 478891), (37, 349461), (43, 300699), (63, 205239), (111, 116487), (129, 100233), (189, 68413), (259, 49923), (301, 42957), (333, 38829), (387, 33411), (777, 16641), (903, 14319), (999, 12943), (1161, 11137), (1591, 8127), (1849, 6993), (2331, 5547), (2709, 4773)]