457136979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8689}}^1$

素因数の和:8795

約数の個数: 32

約数和(自身を含む): 700761600

約数和(自身を除く): 243624621

約数列:

[1, 3, 13, 19, 39, 57, 71, 213, 247, 741, 923, 1349, 2769, 4047, 8689, 17537, 26067, 52611, 112957, 165091, 338871, 495273, 616919, 1850757, 2146183, 6438549, 8019947, 11721461, 24059841, 35164383, 152378993, 457136979]

約数ペア:

[(1, 457136979), (3, 152378993), (13, 35164383), (19, 24059841), (39, 11721461), (57, 8019947), (71, 6438549), (213, 2146183), (247, 1850757), (741, 616919), (923, 495273), (1349, 338871), (2769, 165091), (4047, 112957), (8689, 52611), (17537, 26067)]