209420937

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{6469}}^1$

素因数の和:6598

約数の個数: 32

約数和(自身を含む): 341616000

約数和(自身を除く): 132195063

約数列:

[1, 3, 9, 11, 27, 33, 99, 109, 297, 327, 981, 1199, 2943, 3597, 6469, 10791, 19407, 32373, 58221, 71159, 174663, 213477, 640431, 705121, 1921293, 2115363, 6346089, 7756331, 19038267, 23268993, 69806979, 209420937]

約数ペア:

[(1, 209420937), (3, 69806979), (9, 23268993), (11, 19038267), (27, 7756331), (33, 6346089), (99, 2115363), (109, 1921293), (297, 705121), (327, 640431), (981, 213477), (1199, 174663), (2943, 71159), (3597, 58221), (6469, 32373), (10791, 19407)]