20161626219

素因数分解:

$3^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{204751}}^1$

素因数の和:205288

約数の個数: 32

約数和(自身を含む): 34201774080

約数和(自身を除く): 14040147861

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 521, 1563, 3647, 4689, 10941, 14067, 32823, 98469, 204751, 614253, 1433257, 1842759, 4299771, 5528277, 12899313, 38697939, 106675271, 320025813, 746726897, 960077439, 2240180691, 2880232317, 6720542073, 20161626219]

約数ペア:

[(1, 20161626219), (3, 6720542073), (7, 2880232317), (9, 2240180691), (21, 960077439), (27, 746726897), (63, 320025813), (189, 106675271), (521, 38697939), (1563, 12899313), (3647, 5528277), (4689, 4299771), (10941, 1842759), (14067, 1433257), (32823, 614253), (98469, 204751)]