208550815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223049}}^1$

素因数の和:223082

約数の個数: 16

約数和(自身を含む): 289072800

約数和(自身を除く): 80521985

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 223049, 1115245, 2453539, 3791833, 12267695, 18959165, 41710163, 208550815]

約数ペア:

[(1, 208550815), (5, 41710163), (11, 18959165), (17, 12267695), (55, 3791833), (85, 2453539), (187, 1115245), (935, 223049)]