3886174989

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{675739}}^1$

素因数の和:675822

約数の個数: 20

約数和(自身を含む): 5887046880

約数和(自身を除く): 2000871891

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 675739, 2027217, 6081651, 18244953, 47977469, 54734859, 143932407, 431797221, 1295391663, 3886174989]

約数ペア:

[(1, 3886174989), (3, 1295391663), (9, 431797221), (27, 143932407), (71, 54734859), (81, 47977469), (213, 18244953), (639, 6081651), (1917, 2027217), (5751, 675739)]