2875821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3881}}^1$

素因数の和:3916

約数の個数: 16

約数和(自身を含む): 4347840

約数和(自身を除く): 1472019

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 3881, 11643, 50453, 73739, 151359, 221217, 958607, 2875821]

約数ペア:

[(1, 2875821), (3, 958607), (13, 221217), (19, 151359), (39, 73739), (57, 50453), (247, 11643), (741, 3881)]