28456953

素因数分解:

$3^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2591}}^1$

素因数の和:3124

約数の個数: 16

約数和(自身を含む): 43462656

約数和(自身を除く): 15005703

約数列:

[1, 3, 7, 21, 523, 1569, 2591, 3661, 7773, 10983, 18137, 54411, 1355093, 4065279, 9485651, 28456953]

約数ペア:

[(1, 28456953), (3, 9485651), (7, 4065279), (21, 1355093), (523, 54411), (1569, 18137), (2591, 10983), (3661, 7773)]