647537892

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{7103}}^1$

素因数の和:7288

約数の個数: 48

約数和(自身を含む): 1546739712

約数和(自身を除く): 899201820

約数列:

[1, 2, 3, 4, 6, 12, 71, 107, 142, 213, 214, 284, 321, 426, 428, 642, 852, 1284, 7103, 7597, 14206, 15194, 21309, 22791, 28412, 30388, 42618, 45582, 85236, 91164, 504313, 760021, 1008626, 1512939, 1520042, 2017252, 2280063, 3025878, 3040084, 4560126, 6051756, 9120252, 53961491, 107922982, 161884473, 215845964, 323768946, 647537892]

約数ペア:

[(1, 647537892), (2, 323768946), (3, 215845964), (4, 161884473), (6, 107922982), (12, 53961491), (71, 9120252), (107, 6051756), (142, 4560126), (213, 3040084), (214, 3025878), (284, 2280063), (321, 2017252), (426, 1520042), (428, 1512939), (642, 1008626), (852, 760021), (1284, 504313), (7103, 91164), (7597, 85236), (14206, 45582), (15194, 42618), (21309, 30388), (22791, 28412)]