2780139

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:314

約数の個数: 16

約数和(自身を含む): 3830400

約数和(自身を除く): 1050261

約数列:

[1, 3, 59, 113, 139, 177, 339, 417, 6667, 8201, 15707, 20001, 24603, 47121, 926713, 2780139]

約数ペア:

[(1, 2780139), (3, 926713), (59, 47121), (113, 24603), (139, 20001), (177, 15707), (339, 8201), (417, 6667)]