866508748

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 1838304720

約数和(自身を除く): 971795972

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 157, 196, 203, 314, 406, 628, 812, 971, 1099, 1421, 1942, 2198, 2842, 3884, 4396, 4553, 5684, 6797, 7693, 9106, 13594, 15386, 18212, 27188, 28159, 30772, 31871, 47579, 56318, 63742, 95158, 112636, 127484, 152447, 190316, 197113, 223097, 304894, 394226, 446194, 609788, 788452, 892388, 1067129, 1379791, 2134258, 2759582, 4268516, 4420963, 5519164, 7469903, 8841926, 14939806, 17683852, 29879612, 30946741, 61893482, 123786964, 216627187, 433254374, 866508748]

約数ペア:

[(1, 866508748), (2, 433254374), (4, 216627187), (7, 123786964), (14, 61893482), (28, 30946741), (29, 29879612), (49, 17683852), (58, 14939806), (98, 8841926), (116, 7469903), (157, 5519164), (196, 4420963), (203, 4268516), (314, 2759582), (406, 2134258), (628, 1379791), (812, 1067129), (971, 892388), (1099, 788452), (1421, 609788), (1942, 446194), (2198, 394226), (2842, 304894), (3884, 223097), (4396, 197113), (4553, 190316), (5684, 152447), (6797, 127484), (7693, 112636), (9106, 95158), (13594, 63742), (15386, 56318), (18212, 47579), (27188, 31871), (28159, 30772)]