81878998

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1\times {\mathrm{1657}}^1$

素因数の和:2487

約数の個数: 16

約数和(自身を含む): 127016064

約数和(自身を除く): 45137066

約数列:

[1, 2, 31, 62, 797, 1594, 1657, 3314, 24707, 49414, 51367, 102734, 1320629, 2641258, 40939499, 81878998]

約数ペア:

[(1, 81878998), (2, 40939499), (31, 2641258), (62, 1320629), (797, 102734), (1594, 51367), (1657, 49414), (3314, 24707)]