28227609

素因数分解:

$3^7\times {\mathrm{12907}}^1$

素因数の和:12928

約数の個数: 16

約数和(自身を含む): 42338240

約数和(自身を除く): 14110631

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 12907, 38721, 116163, 348489, 1045467, 3136401, 9409203, 28227609]

約数ペア:

[(1, 28227609), (3, 9409203), (9, 3136401), (27, 1045467), (81, 348489), (243, 116163), (729, 38721), (2187, 12907)]