28771128

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{9293}}^1$

素因数の和:9348

約数の個数: 48

約数和(自身を含む): 79742520

約数和(自身を除く): 50971392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 9293, 18586, 27879, 37172, 55758, 74344, 83637, 111516, 167274, 223032, 334548, 399599, 669096, 799198, 1198797, 1598396, 2397594, 3196792, 3596391, 4795188, 7192782, 9590376, 14385564, 28771128]

約数ペア:

[(1, 28771128), (2, 14385564), (3, 9590376), (4, 7192782), (6, 4795188), (8, 3596391), (9, 3196792), (12, 2397594), (18, 1598396), (24, 1198797), (36, 799198), (43, 669096), (72, 399599), (86, 334548), (129, 223032), (172, 167274), (258, 111516), (344, 83637), (387, 74344), (516, 55758), (774, 37172), (1032, 27879), (1548, 18586), (3096, 9293)]