205881985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1049}}^1\times {\mathrm{2309}}^1$

素因数の和:3380

約数の個数: 16

約数和(自身を含む): 261954000

約数和(自身を除く): 56072015

約数列:

[1, 5, 17, 85, 1049, 2309, 5245, 11545, 17833, 39253, 89165, 196265, 2422141, 12110705, 41176397, 205881985]

約数ペア:

[(1, 205881985), (5, 41176397), (17, 12110705), (85, 2422141), (1049, 196265), (2309, 89165), (5245, 39253), (11545, 17833)]