26884791

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 15624009

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 647, 729, 1539, 1941, 2187, 4617, 5823, 12293, 13851, 17469, 36879, 41553, 52407, 110637, 157221, 331911, 471663, 995733, 1414989, 2987199, 8961597, 26884791]

約数ペア:

[(1, 26884791), (3, 8961597), (9, 2987199), (19, 1414989), (27, 995733), (57, 471663), (81, 331911), (171, 157221), (243, 110637), (513, 52407), (647, 41553), (729, 36879), (1539, 17469), (1941, 13851), (2187, 12293), (4617, 5823)]