1640371311

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{661}}^1\times {\mathrm{859}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 2459462400

約数和(自身を除く): 819091089

約数列:

[1, 3, 9, 27, 107, 321, 661, 859, 963, 1983, 2577, 2889, 5949, 7731, 17847, 23193, 70727, 91913, 212181, 275739, 567799, 636543, 827217, 1703397, 1909629, 2481651, 5110191, 15330573, 60754493, 182263479, 546790437, 1640371311]

約数ペア:

[(1, 1640371311), (3, 546790437), (9, 182263479), (27, 60754493), (107, 15330573), (321, 5110191), (661, 2481651), (859, 1909629), (963, 1703397), (1983, 827217), (2577, 636543), (2889, 567799), (5949, 275739), (7731, 212181), (17847, 91913), (23193, 70727)]