43257321

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{2531}}^1$

素因数の和:2754

約数の個数: 20

約数和(自身を含む): 64950864

約数和(自身を除く): 21693543

約数列:

[1, 3, 9, 27, 81, 211, 633, 1899, 2531, 5697, 7593, 17091, 22779, 68337, 205011, 534041, 1602123, 4806369, 14419107, 43257321]

約数ペア:

[(1, 43257321), (3, 14419107), (9, 4806369), (27, 1602123), (81, 534041), (211, 205011), (633, 68337), (1899, 22779), (2531, 17091), (5697, 7593)]