26438815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13121}}^1$

素因数の和:13170

約数の個数: 16

約数和(自身を含む): 35271936

約数和(自身を除く): 8833121

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 13121, 65605, 170573, 406751, 852865, 2033755, 5287763, 26438815]

約数ペア:

[(1, 26438815), (5, 5287763), (13, 2033755), (31, 852865), (65, 406751), (155, 170573), (403, 65605), (2015, 13121)]