2129307561

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{112181}}^1$

素因数の和:112246

約数の個数: 32

約数和(自身を含む): 3410332800

約数和(自身を除く): 1281025239

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 333, 513, 703, 999, 2109, 6327, 18981, 112181, 336543, 1009629, 2131439, 3028887, 4150697, 6394317, 12452091, 19182951, 37356273, 57548853, 78863243, 112068819, 236589729, 709769187, 2129307561]

約数ペア:

[(1, 2129307561), (3, 709769187), (9, 236589729), (19, 112068819), (27, 78863243), (37, 57548853), (57, 37356273), (111, 19182951), (171, 12452091), (333, 6394317), (513, 4150697), (703, 3028887), (999, 2131439), (2109, 1009629), (6327, 336543), (18981, 112181)]