28778868

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{6197}}^1$

素因数の和:6253

約数の個数: 48

約数和(自身を含む): 76359360

約数和(自身を除く): 47580492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 6197, 12394, 18591, 24788, 37182, 55773, 74364, 111546, 167319, 223092, 266471, 334638, 532942, 669276, 799413, 1065884, 1598826, 2398239, 3197652, 4796478, 7194717, 9592956, 14389434, 28778868]

約数ペア:

[(1, 28778868), (2, 14389434), (3, 9592956), (4, 7194717), (6, 4796478), (9, 3197652), (12, 2398239), (18, 1598826), (27, 1065884), (36, 799413), (43, 669276), (54, 532942), (86, 334638), (108, 266471), (129, 223092), (172, 167319), (258, 111546), (387, 74364), (516, 55773), (774, 37182), (1161, 24788), (1548, 18591), (2322, 12394), (4644, 6197)]