28496720542

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{687961}}^1$

素因数の和:688251

約数の個数: 16

約数和(自身を含む): 43341606000

約数和(自身を除く): 14844885458

約数列:

[1, 2, 139, 149, 278, 298, 20711, 41422, 687961, 1375922, 95626579, 102506189, 191253158, 205012378, 14248360271, 28496720542]

約数ペア:

[(1, 28496720542), (2, 14248360271), (139, 205012378), (149, 191253158), (278, 102506189), (298, 95626579), (20711, 1375922), (41422, 687961)]