401709321

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1867}}^1$

素因数の和:2502

約数の個数: 32

約数和(自身を含む): 642293120

約数和(自身を除く): 240583799

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 613, 1839, 1867, 5517, 5601, 7969, 16551, 16803, 23907, 24271, 50409, 71721, 72813, 215163, 218439, 655317, 1144471, 3433413, 10300239, 14878123, 30900717, 44634369, 133903107, 401709321]

約数ペア:

[(1, 401709321), (3, 133903107), (9, 44634369), (13, 30900717), (27, 14878123), (39, 10300239), (117, 3433413), (351, 1144471), (613, 655317), (1839, 218439), (1867, 215163), (5517, 72813), (5601, 71721), (7969, 50409), (16551, 24271), (16803, 23907)]