28235564

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2118

約数の個数: 36

約数和(自身を含む): 58317840

約数和(自身を除く): 30082276

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 2029, 3479, 4058, 6958, 8116, 13916, 14203, 28406, 56812, 99421, 144059, 198842, 288118, 397684, 576236, 1008413, 2016826, 4033652, 7058891, 14117782, 28235564]

約数ペア:

[(1, 28235564), (2, 14117782), (4, 7058891), (7, 4033652), (14, 2016826), (28, 1008413), (49, 576236), (71, 397684), (98, 288118), (142, 198842), (196, 144059), (284, 99421), (497, 56812), (994, 28406), (1988, 14203), (2029, 13916), (3479, 8116), (4058, 6958)]