16345719

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 60

約数和(自身を含む): 28398216

約数和(自身を除く): 12052497

約数列:

[1, 3, 9, 13, 19, 27, 39, 43, 57, 81, 117, 129, 171, 247, 351, 361, 387, 513, 559, 741, 817, 1053, 1083, 1161, 1539, 1677, 2223, 2451, 3249, 3483, 4693, 5031, 6669, 7353, 9747, 10621, 14079, 15093, 15523, 20007, 22059, 29241, 31863, 42237, 45279, 46569, 66177, 95589, 126711, 139707, 201799, 286767, 380133, 419121, 605397, 860301, 1257363, 1816191, 5448573, 16345719]

約数ペア:

[(1, 16345719), (3, 5448573), (9, 1816191), (13, 1257363), (19, 860301), (27, 605397), (39, 419121), (43, 380133), (57, 286767), (81, 201799), (117, 139707), (129, 126711), (171, 95589), (247, 66177), (351, 46569), (361, 45279), (387, 42237), (513, 31863), (559, 29241), (741, 22059), (817, 20007), (1053, 15523), (1083, 15093), (1161, 14079), (1539, 10621), (1677, 9747), (2223, 7353), (2451, 6669), (3249, 5031), (3483, 4693)]