127740008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{2909}}^1$

素因数の和:3425

約数の個数: 32

約数和(自身を含む): 261900000

約数和(自身を除く): 134159992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 499, 998, 1996, 2909, 3992, 5489, 5818, 10978, 11636, 21956, 23272, 31999, 43912, 63998, 127996, 255992, 1451591, 2903182, 5806364, 11612728, 15967501, 31935002, 63870004, 127740008]

約数ペア:

[(1, 127740008), (2, 63870004), (4, 31935002), (8, 15967501), (11, 11612728), (22, 5806364), (44, 2903182), (88, 1451591), (499, 255992), (998, 127996), (1996, 63998), (2909, 43912), (3992, 31999), (5489, 23272), (5818, 21956), (10978, 11636)]