3776787

素因数分解:

$3^4\times 7^1\times {\mathrm{6661}}^1$

素因数の和:6680

約数の個数: 20

約数和(自身を含む): 6448816

約数和(自身を除く): 2672029

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 6661, 19983, 46627, 59949, 139881, 179847, 419643, 539541, 1258929, 3776787]

約数ペア:

[(1, 3776787), (3, 1258929), (7, 539541), (9, 419643), (21, 179847), (27, 139881), (63, 59949), (81, 46627), (189, 19983), (567, 6661)]