257449792

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{129763}}^1$

素因数の和:129806

約数の個数: 28

約数和(自身を含む): 527360896

約数和(自身を除く): 269911104

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 129763, 259526, 519052, 1038104, 2076208, 4022653, 4152416, 8045306, 8304832, 16090612, 32181224, 64362448, 128724896, 257449792]

約数ペア:

[(1, 257449792), (2, 128724896), (4, 64362448), (8, 32181224), (16, 16090612), (31, 8304832), (32, 8045306), (62, 4152416), (64, 4022653), (124, 2076208), (248, 1038104), (496, 519052), (992, 259526), (1984, 129763)]