28224218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{523}}^1$

素因数の和:770

約数の個数: 24

約数和(自身を含む): 46833024

約数和(自身を除く): 18608806

約数列:

[1, 2, 11, 22, 121, 223, 242, 446, 523, 1046, 2453, 4906, 5753, 11506, 26983, 53966, 63283, 116629, 126566, 233258, 1282919, 2565838, 14112109, 28224218]

約数ペア:

[(1, 28224218), (2, 14112109), (11, 2565838), (22, 1282919), (121, 233258), (223, 126566), (242, 116629), (446, 63283), (523, 53966), (1046, 26983), (2453, 11506), (4906, 5753)]