64873137

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{28871}}^1$

素因数の和:28988

約数の個数: 16

約数和(自身を含む): 99781632

約数和(自身を除く): 34908495

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 28871, 86613, 202097, 606291, 3089197, 9267591, 21624379, 64873137]

約数ペア:

[(1, 64873137), (3, 21624379), (7, 9267591), (21, 3089197), (107, 606291), (321, 202097), (749, 86613), (2247, 28871)]