64887903

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1567}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 96864768

約数和(自身を除く): 31976865

約数列:

[1, 3, 9, 43, 107, 129, 321, 387, 963, 1567, 4601, 4701, 13803, 14103, 41409, 67381, 167669, 202143, 503007, 606429, 1509021, 7209767, 21629301, 64887903]

約数ペア:

[(1, 64887903), (3, 21629301), (9, 7209767), (43, 1509021), (107, 606429), (129, 503007), (321, 202143), (387, 167669), (963, 67381), (1567, 41409), (4601, 14103), (4701, 13803)]