143208373

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80863}}^1$

素因数の和:80904

約数の個数: 16

約数和(自身を含む): 186310656

約数和(自身を除く): 43102283

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 80863, 566041, 889493, 1859849, 6226451, 13018943, 20458339, 143208373]

約数ペア:

[(1, 143208373), (7, 20458339), (11, 13018943), (23, 6226451), (77, 1859849), (161, 889493), (253, 566041), (1771, 80863)]