2851767

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 40

約数和(自身を含む): 4791600

約数和(自身を除く): 1939833

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 109, 153, 171, 323, 327, 459, 513, 969, 981, 1377, 1539, 1853, 2071, 2907, 2943, 5559, 6213, 8721, 8829, 16677, 18639, 26163, 35207, 50031, 55917, 105621, 150093, 167751, 316863, 950589, 2851767]

約数ペア:

[(1, 2851767), (3, 950589), (9, 316863), (17, 167751), (19, 150093), (27, 105621), (51, 55917), (57, 50031), (81, 35207), (109, 26163), (153, 18639), (171, 16677), (323, 8829), (327, 8721), (459, 6213), (513, 5559), (969, 2943), (981, 2907), (1377, 2071), (1539, 1853)]