129711742

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{7649}}^1$

素因数の和:7851

約数の個数: 16

約数和(自身を含む): 199206000

約数和(自身を除く): 69494258

約数列:

[1, 2, 61, 122, 139, 278, 7649, 8479, 15298, 16958, 466589, 933178, 1063211, 2126422, 64855871, 129711742]

約数ペア:

[(1, 129711742), (2, 64855871), (61, 2126422), (122, 1063211), (139, 933178), (278, 466589), (7649, 16958), (8479, 15298)]