7742709

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 56

約数和(自身を含む): 13465760

約数和(自身を除く): 5723051

約数列:

[1, 3, 9, 13, 19, 27, 39, 43, 57, 81, 117, 129, 171, 243, 247, 351, 387, 513, 559, 729, 741, 817, 1053, 1161, 1539, 1677, 2223, 2451, 3159, 3483, 4617, 5031, 6669, 7353, 9477, 10449, 10621, 13851, 15093, 20007, 22059, 31347, 31863, 45279, 60021, 66177, 95589, 135837, 180063, 198531, 286767, 407511, 595593, 860301, 2580903, 7742709]

約数ペア:

[(1, 7742709), (3, 2580903), (9, 860301), (13, 595593), (19, 407511), (27, 286767), (39, 198531), (43, 180063), (57, 135837), (81, 95589), (117, 66177), (129, 60021), (171, 45279), (243, 31863), (247, 31347), (351, 22059), (387, 20007), (513, 15093), (559, 13851), (729, 10621), (741, 10449), (817, 9477), (1053, 7353), (1161, 6669), (1539, 5031), (1677, 4617), (2223, 3483), (2451, 3159)]