289996251

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1\times {\mathrm{359}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 420526080

約数和(自身を除く): 130529829

約数列:

[1, 3, 17, 47, 51, 141, 337, 359, 799, 1011, 1077, 2397, 5729, 6103, 15839, 16873, 17187, 18309, 47517, 50619, 120983, 269263, 286841, 362949, 807789, 860523, 2056711, 5686201, 6170133, 17058603, 96665417, 289996251]

約数ペア:

[(1, 289996251), (3, 96665417), (17, 17058603), (47, 6170133), (51, 5686201), (141, 2056711), (337, 860523), (359, 807789), (799, 362949), (1011, 286841), (1077, 269263), (2397, 120983), (5729, 50619), (6103, 47517), (15839, 18309), (16873, 17187)]