28188243

素因数分解:

$3^7\times {\mathrm{12889}}^1$

素因数の和:12910

約数の個数: 16

約数和(自身を含む): 42279200

約数和(自身を除く): 14090957

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 12889, 38667, 116001, 348003, 1044009, 3132027, 9396081, 28188243]

約数ペア:

[(1, 28188243), (3, 9396081), (9, 3132027), (27, 1044009), (81, 348003), (243, 116001), (729, 38667), (2187, 12889)]