54904851

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 88513920

約数和(自身を除く): 33609069

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 131, 171, 361, 387, 393, 513, 817, 1083, 1161, 1179, 2451, 2489, 3249, 3537, 5633, 7353, 7467, 9747, 15523, 16899, 22059, 22401, 46569, 47291, 50697, 67203, 107027, 139707, 141873, 152091, 321081, 419121, 425619, 963243, 1276857, 2033513, 2889729, 6100539, 18301617, 54904851]

約数ペア:

[(1, 54904851), (3, 18301617), (9, 6100539), (19, 2889729), (27, 2033513), (43, 1276857), (57, 963243), (129, 425619), (131, 419121), (171, 321081), (361, 152091), (387, 141873), (393, 139707), (513, 107027), (817, 67203), (1083, 50697), (1161, 47291), (1179, 46569), (2451, 22401), (2489, 22059), (3249, 16899), (3537, 15523), (5633, 9747), (7353, 7467)]