209747207

素因数分解:

${\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{27479}}^1$

素因数の和:27945

約数の個数: 8

約数和(自身を含む): 222588000

約数和(自身を除く): 12840793

約数列:

[1, 17, 449, 7633, 27479, 467143, 12338071, 209747207]

約数ペア:

[(1, 209747207), (17, 12338071), (449, 467143), (7633, 27479)]