81871842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1049639}}^1$

素因数の和:1049657

約数の個数: 16

約数和(自身を含む): 176339520

約数和(自身を除く): 94467678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1049639, 2099278, 3148917, 6297834, 13645307, 27290614, 40935921, 81871842]

約数ペア:

[(1, 81871842), (2, 40935921), (3, 27290614), (6, 13645307), (13, 6297834), (26, 3148917), (39, 2099278), (78, 1049639)]