161716353

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{20411}}^1$

素因数の和:20572

約数の個数: 16

約数和(自身を含む): 228614400

約数和(自身を除く): 66898047

約数列:

[1, 3, 19, 57, 139, 417, 2641, 7923, 20411, 61233, 387809, 1163427, 2837129, 8511387, 53905451, 161716353]

約数ペア:

[(1, 161716353), (3, 53905451), (19, 8511387), (57, 2837129), (139, 1163427), (417, 387809), (2641, 61233), (7923, 20411)]