208607521

素因数分解:

${\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 215913600

約数和(自身を除く): 7306079

約数列:

[1, 97, 101, 107, 199, 9797, 10379, 10807, 19303, 20099, 21293, 1048279, 1949603, 2065421, 2150593, 208607521]

約数ペア:

[(1, 208607521), (97, 2150593), (101, 2065421), (107, 1949603), (199, 1048279), (9797, 21293), (10379, 20099), (10807, 19303)]