413534992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{4861}}^1$

素因数の和:5291

約数の個数: 40

約数和(自身を含む): 865144280

約数和(自身を除く): 451609288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 818, 1636, 3272, 4861, 5317, 6544, 9722, 10634, 19444, 21268, 38888, 42536, 63193, 77776, 85072, 126386, 252772, 505544, 1011088, 1988149, 3976298, 7952596, 15905192, 25845937, 31810384, 51691874, 103383748, 206767496, 413534992]

約数ペア:

[(1, 413534992), (2, 206767496), (4, 103383748), (8, 51691874), (13, 31810384), (16, 25845937), (26, 15905192), (52, 7952596), (104, 3976298), (208, 1988149), (409, 1011088), (818, 505544), (1636, 252772), (3272, 126386), (4861, 85072), (5317, 77776), (6544, 63193), (9722, 42536), (10634, 38888), (19444, 21268)]