2881359

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{8209}}^1$

素因数の和:8231

約数の個数: 16

約数和(自身を含む): 4597600

約数和(自身を除く): 1716241

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 8209, 24627, 73881, 106717, 221643, 320151, 960453, 2881359]

約数ペア:

[(1, 2881359), (3, 960453), (9, 320151), (13, 221643), (27, 106717), (39, 73881), (117, 24627), (351, 8209)]