218208639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{140689}}^1$

素因数の和:140750

約数の個数: 16

約数和(自身を含む): 324149760

約数和(自身を除く): 105941121

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 140689, 422067, 1547579, 4642737, 6612383, 19837149, 72736213, 218208639]

約数ペア:

[(1, 218208639), (3, 72736213), (11, 19837149), (33, 6612383), (47, 4642737), (141, 1547579), (517, 422067), (1551, 140689)]