28639816

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{8753}}^1$

素因数の和:9168

約数の個数: 16

約数和(自身を含む): 53837100

約数和(自身を除く): 25197284

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 8753, 17506, 35012, 70024, 3579977, 7159954, 14319908, 28639816]

約数ペア:

[(1, 28639816), (2, 14319908), (4, 7159954), (8, 3579977), (409, 70024), (818, 35012), (1636, 17506), (3272, 8753)]