408672054

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{131}}^2$

素因数の和:293

約数の個数: 108

約数和(自身を含む): 1076385492

約数和(自身を除く): 667713438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 131, 147, 162, 189, 243, 262, 294, 378, 393, 441, 486, 567, 786, 882, 917, 1134, 1179, 1323, 1701, 1834, 2358, 2646, 2751, 3402, 3537, 3969, 5502, 6419, 7074, 7938, 8253, 10611, 11907, 12838, 16506, 17161, 19257, 21222, 23814, 24759, 31833, 34322, 38514, 49518, 51483, 57771, 63666, 74277, 102966, 115542, 120127, 148554, 154449, 173313, 222831, 240254, 308898, 346626, 360381, 445662, 463347, 519939, 720762, 840889, 926694, 1039878, 1081143, 1390041, 1559817, 1681778, 2162286, 2522667, 2780082, 3119634, 3243429, 4170123, 5045334, 6486858, 7568001, 8340246, 9730287, 15136002, 19460574, 22704003, 29190861, 45408006, 58381722, 68112009, 136224018, 204336027, 408672054]

約数ペア:

[(1, 408672054), (2, 204336027), (3, 136224018), (6, 68112009), (7, 58381722), (9, 45408006), (14, 29190861), (18, 22704003), (21, 19460574), (27, 15136002), (42, 9730287), (49, 8340246), (54, 7568001), (63, 6486858), (81, 5045334), (98, 4170123), (126, 3243429), (131, 3119634), (147, 2780082), (162, 2522667), (189, 2162286), (243, 1681778), (262, 1559817), (294, 1390041), (378, 1081143), (393, 1039878), (441, 926694), (486, 840889), (567, 720762), (786, 519939), (882, 463347), (917, 445662), (1134, 360381), (1179, 346626), (1323, 308898), (1701, 240254), (1834, 222831), (2358, 173313), (2646, 154449), (2751, 148554), (3402, 120127), (3537, 115542), (3969, 102966), (5502, 74277), (6419, 63666), (7074, 57771), (7938, 51483), (8253, 49518), (10611, 38514), (11907, 34322), (12838, 31833), (16506, 24759), (17161, 23814), (19257, 21222)]