209319619

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1103}}^1$

素因数の和:1386

約数の個数: 16

約数和(自身を含む): 225533952

約数和(自身を除く): 16214333

約数列:

[1, 23, 37, 223, 851, 1103, 5129, 8251, 25369, 40811, 189773, 245969, 938653, 5657287, 9100853, 209319619]

約数ペア:

[(1, 209319619), (23, 9100853), (37, 5657287), (223, 938653), (851, 245969), (1103, 189773), (5129, 40811), (8251, 25369)]