211671567146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{19905169}}^1$

素因数の和:19905593

約数の個数: 16

約数和(自身を含む): 342767027400

約数和(自身を除く): 131095460254

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 19905169, 39810338, 258767197, 517534394, 8141214121, 16282428242, 105835783573, 211671567146]

約数ペア:

[(1, 211671567146), (2, 105835783573), (13, 16282428242), (26, 8141214121), (409, 517534394), (818, 258767197), (5317, 39810338), (10634, 19905169)]