11147787

素因数分解:

$3^4\times 7^1\times {\mathrm{19661}}^1$

素因数の和:19680

約数の個数: 20

約数和(自身を含む): 19032816

約数和(自身を除く): 7885029

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 19661, 58983, 137627, 176949, 412881, 530847, 1238643, 1592541, 3715929, 11147787]

約数ペア:

[(1, 11147787), (3, 3715929), (7, 1592541), (9, 1238643), (21, 530847), (27, 412881), (63, 176949), (81, 137627), (189, 58983), (567, 19661)]