256603911

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1\times {\mathrm{4243}}^1$

素因数の和:5326

約数の個数: 16

約数和(自身を含む): 360570240

約数和(自身を除く): 103966329

約数列:

[1, 3, 19, 57, 1061, 3183, 4243, 12729, 20159, 60477, 80617, 241851, 4501823, 13505469, 85534637, 256603911]

約数ペア:

[(1, 256603911), (3, 85534637), (19, 13505469), (57, 4501823), (1061, 241851), (3183, 80617), (4243, 60477), (12729, 20159)]