13255281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 20744360

約数和(自身を除く): 7489079

約数列:

[1, 3, 9, 13, 39, 117, 277, 409, 831, 1227, 2493, 3601, 3681, 5317, 10803, 15951, 32409, 47853, 113293, 339879, 1019637, 1472809, 4418427, 13255281]

約数ペア:

[(1, 13255281), (3, 4418427), (9, 1472809), (13, 1019637), (39, 339879), (117, 113293), (277, 47853), (409, 32409), (831, 15951), (1227, 10803), (2493, 5317), (3601, 3681)]