1680497793

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{67433}}^1$

素因数の和:67526

約数の個数: 32

約数和(自身を含む): 2718938880

約数和(自身を除く): 1038441087

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 923, 1917, 2769, 8307, 24921, 67433, 202299, 606897, 876629, 1820691, 2629887, 4787743, 7889661, 14363229, 23668983, 43089687, 62240659, 129269061, 186721977, 560165931, 1680497793]

約数ペア:

[(1, 1680497793), (3, 560165931), (9, 186721977), (13, 129269061), (27, 62240659), (39, 43089687), (71, 23668983), (117, 14363229), (213, 7889661), (351, 4787743), (639, 2629887), (923, 1820691), (1917, 876629), (2769, 606897), (8307, 202299), (24921, 67433)]