13909887

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{2069}}^1$

素因数の和:2164

約数の個数: 20

約数和(自身を含む): 21039480

約数和(自身を除く): 7129593

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2069, 2241, 6207, 6723, 18621, 55863, 167589, 171727, 515181, 1545543, 4636629, 13909887]

約数ペア:

[(1, 13909887), (3, 4636629), (9, 1545543), (27, 515181), (81, 171727), (83, 167589), (249, 55863), (747, 18621), (2069, 6723), (2241, 6207)]