207859487

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3931}}^1$

素因数の和:3995

約数の個数: 24

約数和(自身を含む): 251018880

約数和(自身を除く): 43159393

約数列:

[1, 11, 19, 23, 121, 209, 253, 437, 2299, 2783, 3931, 4807, 43241, 52877, 74689, 90413, 475651, 821579, 994543, 1717847, 9037369, 10939973, 18896317, 207859487]

約数ペア:

[(1, 207859487), (11, 18896317), (19, 10939973), (23, 9037369), (121, 1717847), (209, 994543), (253, 821579), (437, 475651), (2299, 90413), (2783, 74689), (3931, 52877), (4807, 43241)]