201818187

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{503}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 295495200

約数和(自身を除く): 93677013

約数列:

[1, 3, 9, 109, 327, 409, 503, 981, 1227, 1509, 3681, 4527, 44581, 54827, 133743, 164481, 205727, 401229, 493443, 617181, 1851543, 22424243, 67272729, 201818187]

約数ペア:

[(1, 201818187), (3, 67272729), (9, 22424243), (109, 1851543), (327, 617181), (409, 493443), (503, 401229), (981, 205727), (1227, 164481), (1509, 133743), (3681, 54827), (4527, 44581)]