726978081

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{43019}}^1$

素因数の和:43196

約数の個数: 16

約数和(自身を含む): 999440640

約数和(自身を除く): 272462559

約数列:

[1, 3, 43, 129, 131, 393, 5633, 16899, 43019, 129057, 1849817, 5549451, 5635489, 16906467, 242326027, 726978081]

約数ペア:

[(1, 726978081), (3, 242326027), (43, 16906467), (129, 5635489), (131, 5549451), (393, 1849817), (5633, 129057), (16899, 43019)]