208857319

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{2689}}^1$

素因数の和:3030

約数の個数: 16

約数和(自身を含む): 238613760

約数和(自身を除く): 29756441

約数列:

[1, 11, 23, 253, 307, 2689, 3377, 7061, 29579, 61847, 77671, 680317, 825523, 9080753, 18987029, 208857319]

約数ペア:

[(1, 208857319), (11, 18987029), (23, 9080753), (253, 825523), (307, 680317), (2689, 77671), (3377, 61847), (7061, 29579)]