28437561

素因数分解:

$3^7\times {\mathrm{13003}}^1$

素因数の和:13024

約数の個数: 16

約数和(自身を含む): 42653120

約数和(自身を除く): 14215559

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 13003, 39009, 117027, 351081, 1053243, 3159729, 9479187, 28437561]

約数ペア:

[(1, 28437561), (3, 9479187), (9, 3159729), (27, 1053243), (81, 351081), (243, 117027), (729, 39009), (2187, 13003)]