28084311

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 42596736

約数和(自身を除く): 14512425

約数列:

[1, 3, 9, 23, 69, 207, 211, 633, 643, 1899, 1929, 4853, 5787, 14559, 14789, 43677, 44367, 133101, 135673, 407019, 1221057, 3120479, 9361437, 28084311]

約数ペア:

[(1, 28084311), (3, 9361437), (9, 3120479), (23, 1221057), (69, 407019), (207, 135673), (211, 133101), (633, 44367), (643, 43677), (1899, 14789), (1929, 14559), (4853, 5787)]