208565555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{80683}}^1$

素因数の和:80746

約数の個数: 16

約数和(自身を含む): 278843904

約数和(自身を除く): 70278349

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 80683, 403415, 887513, 3792101, 4437565, 18960505, 41713111, 208565555]

約数ペア:

[(1, 208565555), (5, 41713111), (11, 18960505), (47, 4437565), (55, 3792101), (235, 887513), (517, 403415), (2585, 80683)]