2781756

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 7392000

約数和(自身を除く): 4610244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 599, 774, 1161, 1198, 1548, 1797, 2322, 2396, 3594, 4644, 5391, 7188, 10782, 16173, 21564, 25757, 32346, 51514, 64692, 77271, 103028, 154542, 231813, 309084, 463626, 695439, 927252, 1390878, 2781756]

約数ペア:

[(1, 2781756), (2, 1390878), (3, 927252), (4, 695439), (6, 463626), (9, 309084), (12, 231813), (18, 154542), (27, 103028), (36, 77271), (43, 64692), (54, 51514), (86, 32346), (108, 25757), (129, 21564), (172, 16173), (258, 10782), (387, 7188), (516, 5391), (599, 4644), (774, 3594), (1161, 2396), (1198, 2322), (1548, 1797)]