28647268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{550909}}^1$

素因数の和:550926

約数の個数: 12

約数和(自身を含む): 53989180

約数和(自身を除く): 25341912

約数列:

[1, 2, 4, 13, 26, 52, 550909, 1101818, 2203636, 7161817, 14323634, 28647268]

約数ペア:

[(1, 28647268), (2, 14323634), (4, 7161817), (13, 2203636), (26, 1101818), (52, 550909)]