28664529

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{919}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 39434880

約数和(自身を除く): 10770351

約数列:

[1, 3, 37, 111, 281, 843, 919, 2757, 10397, 31191, 34003, 102009, 258239, 774717, 9554843, 28664529]

約数ペア:

[(1, 28664529), (3, 9554843), (37, 774717), (111, 258239), (281, 102009), (843, 34003), (919, 31191), (2757, 10397)]