128125886

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{45083}}^1$

素因数の和:45128

約数の個数: 24

約数和(自身を含む): 231280920

約数和(自身を除く): 103155034

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 45083, 90166, 315581, 631162, 1307407, 2209067, 2614814, 4418134, 9151849, 18303698, 64062943, 128125886]

約数ペア:

[(1, 128125886), (2, 64062943), (7, 18303698), (14, 9151849), (29, 4418134), (49, 2614814), (58, 2209067), (98, 1307407), (203, 631162), (406, 315581), (1421, 90166), (2842, 45083)]