28101268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1231}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 53123840

約数和(自身を除く): 25022572

約数列:

[1, 2, 4, 13, 26, 52, 439, 878, 1231, 1756, 2462, 4924, 5707, 11414, 16003, 22828, 32006, 64012, 540409, 1080818, 2161636, 7025317, 14050634, 28101268]

約数ペア:

[(1, 28101268), (2, 14050634), (4, 7025317), (13, 2161636), (26, 1080818), (52, 540409), (439, 64012), (878, 32006), (1231, 22828), (1756, 16003), (2462, 11414), (4924, 5707)]