7898638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:408

約数の個数: 24

約数和(自身を含む): 13176576

約数和(自身を除く): 5277938

約数列:

[1, 2, 11, 22, 121, 127, 242, 254, 257, 514, 1397, 2794, 2827, 5654, 15367, 30734, 31097, 32639, 62194, 65278, 359029, 718058, 3949319, 7898638]

約数ペア:

[(1, 7898638), (2, 3949319), (11, 718058), (22, 359029), (121, 65278), (127, 62194), (242, 32639), (254, 31097), (257, 30734), (514, 15367), (1397, 5654), (2794, 2827)]