647336312

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4663}}^1$

素因数の和:4780

約数の個数: 64

約数和(自身を含む): 1446213120

約数和(自身を除く): 798876808

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 67, 74, 134, 148, 259, 268, 296, 469, 518, 536, 938, 1036, 1876, 2072, 2479, 3752, 4663, 4958, 9326, 9916, 17353, 18652, 19832, 32641, 34706, 37304, 65282, 69412, 130564, 138824, 172531, 261128, 312421, 345062, 624842, 690124, 1207717, 1249684, 1380248, 2186947, 2415434, 2499368, 4373894, 4830868, 8747788, 9661736, 11559577, 17495576, 23119154, 46238308, 80917039, 92476616, 161834078, 323668156, 647336312]

約数ペア:

[(1, 647336312), (2, 323668156), (4, 161834078), (7, 92476616), (8, 80917039), (14, 46238308), (28, 23119154), (37, 17495576), (56, 11559577), (67, 9661736), (74, 8747788), (134, 4830868), (148, 4373894), (259, 2499368), (268, 2415434), (296, 2186947), (469, 1380248), (518, 1249684), (536, 1207717), (938, 690124), (1036, 624842), (1876, 345062), (2072, 312421), (2479, 261128), (3752, 172531), (4663, 138824), (4958, 130564), (9326, 69412), (9916, 65282), (17353, 37304), (18652, 34706), (19832, 32641)]