133313643778

素因数分解:

$2^1\times 7^1\times {\mathrm{17681}}^1\times {\mathrm{538567}}^1$

素因数の和:556257

約数の個数: 16

約数和(自身を含む): 228551025024

約数和(自身を除く): 95237381246

約数列:

[1, 2, 7, 14, 17681, 35362, 123767, 247534, 538567, 1077134, 3769969, 7539938, 9522403127, 19044806254, 66656821889, 133313643778]

約数ペア:

[(1, 133313643778), (2, 66656821889), (7, 19044806254), (14, 9522403127), (17681, 7539938), (35362, 3769969), (123767, 1077134), (247534, 538567)]