28206378

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{7027}}^1$

素因数の和:7258

約数の個数: 24

約数和(自身を含む): 61396608

約数和(自身を除く): 33190230

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 7027, 14054, 21081, 42162, 63243, 126486, 1567021, 3134042, 4701063, 9402126, 14103189, 28206378]

約数ペア:

[(1, 28206378), (2, 14103189), (3, 9402126), (6, 4701063), (9, 3134042), (18, 1567021), (223, 126486), (446, 63243), (669, 42162), (1338, 21081), (2007, 14054), (4014, 7027)]