26978103

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1609}}^1$

素因数の和:1650

約数の個数: 28

約数和(自身を含む): 42233520

約数和(自身を除く): 15255417

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1609, 1863, 4827, 5589, 14481, 16767, 37007, 43443, 111021, 130329, 333063, 390987, 999189, 1172961, 2997567, 8992701, 26978103]

約数ペア:

[(1, 26978103), (3, 8992701), (9, 2997567), (23, 1172961), (27, 999189), (69, 390987), (81, 333063), (207, 130329), (243, 111021), (621, 43443), (729, 37007), (1609, 16767), (1863, 14481), (4827, 5589)]