131577943

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 161044832

約数和(自身を除く): 29466889

約数列:

[1, 7, 17, 119, 193, 289, 337, 1351, 2023, 2359, 3281, 5729, 22967, 40103, 55777, 65041, 97393, 390439, 455287, 681751, 1105697, 7739879, 18796849, 131577943]

約数ペア:

[(1, 131577943), (7, 18796849), (17, 7739879), (119, 1105697), (193, 681751), (289, 455287), (337, 390439), (1351, 97393), (2023, 65041), (2359, 55777), (3281, 40103), (5729, 22967)]