247021144857

素因数分解:

$3^3\times {\mathrm{2081}}^1\times {\mathrm{4396411}}^1$

素因数の和:4398501

約数の個数: 16

約数和(自身を含む): 366133191360

約数和(自身を除く): 119112046503

約数列:

[1, 3, 9, 27, 2081, 6243, 18729, 56187, 4396411, 13189233, 39567699, 118703097, 9148931291, 27446793873, 82340381619, 247021144857]

約数ペア:

[(1, 247021144857), (3, 82340381619), (9, 27446793873), (27, 9148931291), (2081, 118703097), (6243, 39567699), (18729, 13189233), (56187, 4396411)]