2165278311

素因数分解:

$3^4\times 7^1\times {\mathrm{409}}^1\times {\mathrm{9337}}^1$

素因数の和:9765

約数の個数: 40

約数和(自身を含む): 3706065440

約数和(自身を除く): 1540787129

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 409, 567, 1227, 2863, 3681, 8589, 9337, 11043, 25767, 28011, 33129, 65359, 77301, 84033, 196077, 231903, 252099, 588231, 756297, 1764693, 3818833, 5294079, 11456499, 26731831, 34369497, 80195493, 103108491, 240586479, 309325473, 721759437, 2165278311]

約数ペア:

[(1, 2165278311), (3, 721759437), (7, 309325473), (9, 240586479), (21, 103108491), (27, 80195493), (63, 34369497), (81, 26731831), (189, 11456499), (409, 5294079), (567, 3818833), (1227, 1764693), (2863, 756297), (3681, 588231), (8589, 252099), (9337, 231903), (11043, 196077), (25767, 84033), (28011, 77301), (33129, 65359)]