53995221

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2621}}^1$

素因数の和:2746

約数の個数: 32

約数和(自身を含む): 92294400

約数和(自身を除く): 38299179

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2621, 2943, 6867, 7863, 18347, 20601, 23589, 55041, 70767, 165123, 285689, 495369, 857067, 1999823, 2571201, 5999469, 7713603, 17998407, 53995221]

約数ペア:

[(1, 53995221), (3, 17998407), (7, 7713603), (9, 5999469), (21, 2571201), (27, 1999823), (63, 857067), (109, 495369), (189, 285689), (327, 165123), (763, 70767), (981, 55041), (2289, 23589), (2621, 20601), (2943, 18347), (6867, 7863)]