838863891

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{1913}}^1$

素因数の和:2180

約数の個数: 32

約数和(自身を含む): 1263240000

約数和(自身を除く): 424376109

約数列:

[1, 3, 9, 27, 109, 149, 327, 447, 981, 1341, 1913, 2943, 4023, 5739, 16241, 17217, 48723, 51651, 146169, 208517, 285037, 438507, 625551, 855111, 1876653, 2565333, 5629959, 7695999, 31069033, 93207099, 279621297, 838863891]

約数ペア:

[(1, 838863891), (3, 279621297), (9, 93207099), (27, 31069033), (109, 7695999), (149, 5629959), (327, 2565333), (447, 1876653), (981, 855111), (1341, 625551), (1913, 438507), (2943, 285037), (4023, 208517), (5739, 146169), (16241, 51651), (17217, 48723)]