4080872019

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1418447}}^1$

素因数の和:1418594

約数の個数: 16

約数和(自身を含む): 6263866368

約数和(自身を除く): 2182994349

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 1418447, 4255341, 9929129, 29787387, 194327239, 582981717, 1360290673, 4080872019]

約数ペア:

[(1, 4080872019), (3, 1360290673), (7, 582981717), (21, 194327239), (137, 29787387), (411, 9929129), (959, 4255341), (2877, 1418447)]