2187873909

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2077753}}^1$

素因数の和:2077778

約数の個数: 20

約数和(自身を含む): 3519715276

約数和(自身を除く): 1331841367

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2077753, 6233259, 18699777, 27010789, 56099331, 81032367, 168297993, 243097101, 729291303, 2187873909]

約数ペア:

[(1, 2187873909), (3, 729291303), (9, 243097101), (13, 168297993), (27, 81032367), (39, 56099331), (81, 27010789), (117, 18699777), (351, 6233259), (1053, 2077753)]