7881760026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2087}}^1$

素因数の和:2305

約数の個数: 128

約数和(自身を含む): 20429660160

約数和(自身を除く): 12547900134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 97, 103, 126, 189, 194, 206, 291, 309, 378, 582, 618, 679, 721, 873, 927, 1358, 1442, 1746, 1854, 2037, 2087, 2163, 2619, 2781, 4074, 4174, 4326, 5238, 5562, 6111, 6261, 6489, 9991, 12222, 12522, 12978, 14609, 18333, 18783, 19467, 19982, 29218, 29973, 36666, 37566, 38934, 43827, 56349, 59946, 69937, 87654, 89919, 112698, 131481, 139874, 179838, 202439, 209811, 214961, 262962, 269757, 394443, 404878, 419622, 429922, 539514, 607317, 629433, 644883, 788886, 1214634, 1258866, 1289766, 1417073, 1504727, 1821951, 1888299, 1934649, 2834146, 3009454, 3643902, 3776598, 3869298, 4251219, 4514181, 5465853, 5803947, 8502438, 9028362, 10931706, 11607894, 12753657, 13542543, 20851217, 25507314, 27085086, 38260971, 40627629, 41702434, 62553651, 76521942, 81255258, 125107302, 145958519, 187660953, 291917038, 375321906, 437875557, 562982859, 875751114, 1125965718, 1313626671, 2627253342, 3940880013, 7881760026]

約数ペア:

[(1, 7881760026), (2, 3940880013), (3, 2627253342), (6, 1313626671), (7, 1125965718), (9, 875751114), (14, 562982859), (18, 437875557), (21, 375321906), (27, 291917038), (42, 187660953), (54, 145958519), (63, 125107302), (97, 81255258), (103, 76521942), (126, 62553651), (189, 41702434), (194, 40627629), (206, 38260971), (291, 27085086), (309, 25507314), (378, 20851217), (582, 13542543), (618, 12753657), (679, 11607894), (721, 10931706), (873, 9028362), (927, 8502438), (1358, 5803947), (1442, 5465853), (1746, 4514181), (1854, 4251219), (2037, 3869298), (2087, 3776598), (2163, 3643902), (2619, 3009454), (2781, 2834146), (4074, 1934649), (4174, 1888299), (4326, 1821951), (5238, 1504727), (5562, 1417073), (6111, 1289766), (6261, 1258866), (6489, 1214634), (9991, 788886), (12222, 644883), (12522, 629433), (12978, 607317), (14609, 539514), (18333, 429922), (18783, 419622), (19467, 404878), (19982, 394443), (29218, 269757), (29973, 262962), (36666, 214961), (37566, 209811), (38934, 202439), (43827, 179838), (56349, 139874), (59946, 131481), (69937, 112698), (87654, 89919)]