80778081

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{479}}^1\times {\mathrm{839}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 109670400

約数和(自身を除く): 28892319

約数列:

[1, 3, 67, 201, 479, 839, 1437, 2517, 32093, 56213, 96279, 168639, 401881, 1205643, 26926027, 80778081]

約数ペア:

[(1, 80778081), (3, 26926027), (67, 1205643), (201, 401881), (479, 168639), (839, 96279), (1437, 56213), (2517, 32093)]