280395157

素因数分解:

$7^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1\times {\mathrm{829}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 323766400

約数和(自身を除く): 43371243

約数列:

[1, 7, 211, 229, 829, 1477, 1603, 5803, 48319, 174919, 189841, 338233, 1224433, 1328887, 40056451, 280395157]

約数ペア:

[(1, 280395157), (7, 40056451), (211, 1328887), (229, 1224433), (829, 338233), (1477, 189841), (1603, 174919), (5803, 48319)]