28657924412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{551113931}}^1$

素因数の和:551113948

約数の個数: 12

約数和(自身を含む): 54009165336

約数和(自身を除く): 25351240924

約数列:

[1, 2, 4, 13, 26, 52, 551113931, 1102227862, 2204455724, 7164481103, 14328962206, 28657924412]

約数ペア:

[(1, 28657924412), (2, 14328962206), (4, 7164481103), (13, 2204455724), (26, 1102227862), (52, 551113931)]