289871017922

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{1811}}^1\times {\mathrm{610921}}^1$

素因数の和:612865

約数の個数: 16

約数和(自身を含む): 438368302944

約数和(自身を除く): 148497285022

約数列:

[1, 2, 131, 262, 1811, 3622, 237241, 474482, 610921, 1221842, 80030651, 160061302, 1106377931, 2212755862, 144935508961, 289871017922]

約数ペア:

[(1, 289871017922), (2, 144935508961), (131, 2212755862), (262, 1106377931), (1811, 160061302), (3622, 80030651), (237241, 1221842), (474482, 610921)]