257130394094

素因数分解:

$2^1\times 7^1\times {\mathrm{35729}}^1\times {\mathrm{514049}}^1$

素因数の和:549787

約数の個数: 16

約数和(自身を含む): 440808156000

約数和(自身を除く): 183677761906

約数列:

[1, 2, 7, 14, 35729, 71458, 250103, 500206, 514049, 1028098, 3598343, 7196686, 18366456721, 36732913442, 128565197047, 257130394094]

約数ペア:

[(1, 257130394094), (2, 128565197047), (7, 36732913442), (14, 18366456721), (35729, 7196686), (71458, 3598343), (250103, 1028098), (500206, 514049)]