153994561

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2753}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 180309888

約数和(自身を除く): 26315327

約数列:

[1, 7, 61, 131, 427, 917, 2753, 7991, 19271, 55937, 167933, 360643, 1175531, 2524501, 21999223, 153994561]

約数ペア:

[(1, 153994561), (7, 21999223), (61, 2524501), (131, 1175531), (427, 360643), (917, 167933), (2753, 55937), (7991, 19271)]