28141008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1373}}^1$

素因数の和:1452

約数の個数: 80

約数和(自身を含む): 84506496

約数和(自身を除く): 56365488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1281, 1373, 1464, 1708, 2562, 2746, 2928, 3416, 4119, 5124, 5492, 6832, 8238, 9611, 10248, 10984, 16476, 19222, 20496, 21968, 28833, 32952, 38444, 57666, 65904, 76888, 83753, 115332, 153776, 167506, 230664, 251259, 335012, 461328, 502518, 586271, 670024, 1005036, 1172542, 1340048, 1758813, 2010072, 2345084, 3517626, 4020144, 4690168, 7035252, 9380336, 14070504, 28141008]

約数ペア:

[(1, 28141008), (2, 14070504), (3, 9380336), (4, 7035252), (6, 4690168), (7, 4020144), (8, 3517626), (12, 2345084), (14, 2010072), (16, 1758813), (21, 1340048), (24, 1172542), (28, 1005036), (42, 670024), (48, 586271), (56, 502518), (61, 461328), (84, 335012), (112, 251259), (122, 230664), (168, 167506), (183, 153776), (244, 115332), (336, 83753), (366, 76888), (427, 65904), (488, 57666), (732, 38444), (854, 32952), (976, 28833), (1281, 21968), (1373, 20496), (1464, 19222), (1708, 16476), (2562, 10984), (2746, 10248), (2928, 9611), (3416, 8238), (4119, 6832), (5124, 5492)]