28612157

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5003}}^1$

素因数の和:5072

約数の個数: 16

約数和(自身を含む): 35228160

約数和(自身を除く): 6616003

約数列:

[1, 7, 19, 43, 133, 301, 817, 5003, 5719, 35021, 95057, 215129, 665399, 1505903, 4087451, 28612157]

約数ペア:

[(1, 28612157), (7, 4087451), (19, 1505903), (43, 665399), (133, 215129), (301, 95057), (817, 35021), (5003, 5719)]