1681006977

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{388313}}^1$

素因数の和:388369

約数の個数: 24

約数和(自身を含む): 2685579624

約数和(自身を除く): 1004572647

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 388313, 1164939, 3494817, 5048069, 14367581, 15144207, 43102743, 45432621, 129308229, 186778553, 560335659, 1681006977]

約数ペア:

[(1, 1681006977), (3, 560335659), (9, 186778553), (13, 129308229), (37, 45432621), (39, 43102743), (111, 15144207), (117, 14367581), (333, 5048069), (481, 3494817), (1443, 1164939), (4329, 388313)]