214481519

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{22091}}^1$

素因数の和:22190

約数の個数: 16

約数和(自身を含む): 261569280

約数和(自身を除く): 47087761

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 22091, 154637, 419729, 1612643, 2938103, 11288501, 30640217, 214481519]

約数ペア:

[(1, 214481519), (7, 30640217), (19, 11288501), (73, 2938103), (133, 1612643), (511, 419729), (1387, 154637), (9709, 22091)]