87771788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{54449}}^1$

素因数の和:54497

約数の個数: 24

約数和(自身を含む): 170755200

約数和(自身を除く): 82983412

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 54449, 108898, 217796, 707837, 1415674, 1687919, 2831348, 3375838, 6751676, 21942947, 43885894, 87771788]

約数ペア:

[(1, 87771788), (2, 43885894), (4, 21942947), (13, 6751676), (26, 3375838), (31, 2831348), (52, 1687919), (62, 1415674), (124, 707837), (403, 217796), (806, 108898), (1612, 54449)]