28641276

素因数分解:

$2^2\times 3^4\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:936

約数の個数: 60

約数和(自身を含む): 75654040

約数和(自身を除く): 47012764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 109, 162, 218, 324, 327, 436, 654, 811, 981, 1308, 1622, 1962, 2433, 2943, 3244, 3924, 4866, 5886, 7299, 8829, 9732, 11772, 14598, 17658, 21897, 29196, 35316, 43794, 65691, 87588, 88399, 131382, 176798, 262764, 265197, 353596, 530394, 795591, 1060788, 1591182, 2386773, 3182364, 4773546, 7160319, 9547092, 14320638, 28641276]

約数ペア:

[(1, 28641276), (2, 14320638), (3, 9547092), (4, 7160319), (6, 4773546), (9, 3182364), (12, 2386773), (18, 1591182), (27, 1060788), (36, 795591), (54, 530394), (81, 353596), (108, 265197), (109, 262764), (162, 176798), (218, 131382), (324, 88399), (327, 87588), (436, 65691), (654, 43794), (811, 35316), (981, 29196), (1308, 21897), (1622, 17658), (1962, 14598), (2433, 11772), (2943, 9732), (3244, 8829), (3924, 7299), (4866, 5886)]