208287597

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{751}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 325730304

約数和(自身を除く): 117442707

約数列:

[1, 3, 7, 21, 47, 141, 281, 329, 751, 843, 987, 1967, 2253, 5257, 5901, 13207, 15771, 35297, 39621, 92449, 105891, 211031, 247079, 277347, 633093, 741237, 1477217, 4431651, 9918457, 29755371, 69429199, 208287597]

約数ペア:

[(1, 208287597), (3, 69429199), (7, 29755371), (21, 9918457), (47, 4431651), (141, 1477217), (281, 741237), (329, 633093), (751, 277347), (843, 247079), (987, 211031), (1967, 105891), (2253, 92449), (5257, 39621), (5901, 35297), (13207, 15771)]