291228249

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{47563}}^1$

素因数の和:47736

約数の個数: 16

約数和(自身を含む): 420846272

約数和(自身を除く): 129618023

約数列:

[1, 3, 13, 39, 157, 471, 2041, 6123, 47563, 142689, 618319, 1854957, 7467391, 22402173, 97076083, 291228249]

約数ペア:

[(1, 291228249), (3, 97076083), (13, 22402173), (39, 7467391), (157, 1854957), (471, 618319), (2041, 142689), (6123, 47563)]