27647815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13721}}^1$

素因数の和:13770

約数の個数: 16

約数和(自身を含む): 36884736

約数和(自身を除く): 9236921

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 13721, 68605, 178373, 425351, 891865, 2126755, 5529563, 27647815]

約数ペア:

[(1, 27647815), (5, 5529563), (13, 2126755), (31, 891865), (65, 425351), (155, 178373), (403, 68605), (2015, 13721)]