128206834

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{17921}}^1$

素因数の和:18010

約数の個数: 24

約数和(自身を含む): 226784988

約数和(自身を除く): 98578154

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 511, 1022, 3577, 7154, 17921, 35842, 125447, 250894, 878129, 1308233, 1756258, 2616466, 9157631, 18315262, 64103417, 128206834]

約数ペア:

[(1, 128206834), (2, 64103417), (7, 18315262), (14, 9157631), (49, 2616466), (73, 1756258), (98, 1308233), (146, 878129), (511, 250894), (1022, 125447), (3577, 35842), (7154, 17921)]