209008422

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 535080000

約数和(自身を除く): 326071578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 97, 98, 126, 147, 194, 291, 294, 343, 349, 441, 582, 679, 686, 698, 873, 882, 1029, 1047, 1358, 1746, 2037, 2058, 2094, 2443, 3087, 3141, 4074, 4753, 4886, 6111, 6174, 6282, 7329, 9506, 12222, 14259, 14658, 17101, 21987, 28518, 33271, 33853, 34202, 42777, 43974, 51303, 66542, 67706, 85554, 99813, 101559, 102606, 119707, 153909, 199626, 203118, 236971, 239414, 299439, 304677, 307818, 359121, 473942, 598878, 609354, 710913, 718242, 1077363, 1421826, 1658797, 2132739, 2154726, 3317594, 4265478, 4976391, 9952782, 11611579, 14929173, 23223158, 29858346, 34834737, 69669474, 104504211, 209008422]

約数ペア:

[(1, 209008422), (2, 104504211), (3, 69669474), (6, 34834737), (7, 29858346), (9, 23223158), (14, 14929173), (18, 11611579), (21, 9952782), (42, 4976391), (49, 4265478), (63, 3317594), (97, 2154726), (98, 2132739), (126, 1658797), (147, 1421826), (194, 1077363), (291, 718242), (294, 710913), (343, 609354), (349, 598878), (441, 473942), (582, 359121), (679, 307818), (686, 304677), (698, 299439), (873, 239414), (882, 236971), (1029, 203118), (1047, 199626), (1358, 153909), (1746, 119707), (2037, 102606), (2058, 101559), (2094, 99813), (2443, 85554), (3087, 67706), (3141, 66542), (4074, 51303), (4753, 43974), (4886, 42777), (6111, 34202), (6174, 33853), (6282, 33271), (7329, 28518), (9506, 21987), (12222, 17101), (14259, 14658)]