513553502

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1109}}^1$

素因数の和:1257

約数の個数: 64

約数和(自身を含む): 1002516480

約数和(自身を除く): 488962978

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 97, 154, 194, 217, 341, 434, 679, 682, 1067, 1109, 1358, 2134, 2218, 2387, 3007, 4774, 6014, 7469, 7763, 12199, 14938, 15526, 21049, 24398, 33077, 34379, 42098, 66154, 68758, 85393, 107573, 170786, 215146, 231539, 240653, 378169, 463078, 481306, 753011, 756338, 1183303, 1506022, 2366606, 2647183, 3334763, 5294366, 6669526, 8283121, 16566242, 23343341, 36682393, 46686682, 73364786, 256776751, 513553502]

約数ペア:

[(1, 513553502), (2, 256776751), (7, 73364786), (11, 46686682), (14, 36682393), (22, 23343341), (31, 16566242), (62, 8283121), (77, 6669526), (97, 5294366), (154, 3334763), (194, 2647183), (217, 2366606), (341, 1506022), (434, 1183303), (679, 756338), (682, 753011), (1067, 481306), (1109, 463078), (1358, 378169), (2134, 240653), (2218, 231539), (2387, 215146), (3007, 170786), (4774, 107573), (6014, 85393), (7469, 68758), (7763, 66154), (12199, 42098), (14938, 34379), (15526, 33077), (21049, 24398)]