426996478

素因数分解:

$2^1\times {\mathrm{313}}^1\times {\mathrm{769}}^1\times {\mathrm{887}}^1$

素因数の和:1971

約数の個数: 16

約数和(自身を含む): 644101920

約数和(自身を除く): 217105442

約数列:

[1, 2, 313, 626, 769, 887, 1538, 1774, 240697, 277631, 481394, 555262, 682103, 1364206, 213498239, 426996478]

約数ペア:

[(1, 426996478), (2, 213498239), (313, 1364206), (626, 682103), (769, 555262), (887, 481394), (1538, 277631), (1774, 240697)]