27880412

素因数分解:

$2^2\times 7^4\times {\mathrm{2903}}^1$

素因数の和:2935

約数の個数: 30

約数和(自身を含む): 56938728

約数和(自身を除く): 29058316

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 2903, 4802, 5806, 9604, 11612, 20321, 40642, 81284, 142247, 284494, 568988, 995729, 1991458, 3982916, 6970103, 13940206, 27880412]

約数ペア:

[(1, 27880412), (2, 13940206), (4, 6970103), (7, 3982916), (14, 1991458), (28, 995729), (49, 568988), (98, 284494), (196, 142247), (343, 81284), (686, 40642), (1372, 20321), (2401, 11612), (2903, 9604), (4802, 5806)]