254844009

素因数分解:

$3^3\times 7^1\times {\mathrm{1348381}}^1$

素因数の和:1348397

約数の個数: 16

約数和(自身を含む): 431482240

約数和(自身を除く): 176638231

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1348381, 4045143, 9438667, 12135429, 28316001, 36406287, 84948003, 254844009]

約数ペア:

[(1, 254844009), (3, 84948003), (7, 36406287), (9, 28316001), (21, 12135429), (27, 9438667), (63, 4045143), (189, 1348381)]