28019316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4177}}^1$

素因数の和:4240

約数の個数: 48

約数和(自身を含む): 72062144

約数和(自身を除く): 44042828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354, 4177, 6708, 8354, 12531, 16708, 25062, 50124, 54301, 108602, 162903, 179611, 217204, 325806, 359222, 538833, 651612, 718444, 1077666, 2155332, 2334943, 4669886, 7004829, 9339772, 14009658, 28019316]

約数ペア:

[(1, 28019316), (2, 14009658), (3, 9339772), (4, 7004829), (6, 4669886), (12, 2334943), (13, 2155332), (26, 1077666), (39, 718444), (43, 651612), (52, 538833), (78, 359222), (86, 325806), (129, 217204), (156, 179611), (172, 162903), (258, 108602), (516, 54301), (559, 50124), (1118, 25062), (1677, 16708), (2236, 12531), (3354, 8354), (4177, 6708)]