197021313

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{29947}}^1$

素因数の和:30013

約数の個数: 24

約数和(自身を含む): 308344608

約数和(自身を除く): 111323295

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 29947, 89841, 269523, 509099, 1287721, 1527297, 3863163, 4581891, 11589489, 21891257, 65673771, 197021313]

約数ペア:

[(1, 197021313), (3, 65673771), (9, 21891257), (17, 11589489), (43, 4581891), (51, 3863163), (129, 1527297), (153, 1287721), (387, 509099), (731, 269523), (2193, 89841), (6579, 29947)]