27984606

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 66286080

約数和(自身を除く): 38301474

約数列:

[1, 2, 3, 6, 13, 19, 23, 26, 38, 39, 46, 57, 69, 78, 114, 138, 247, 299, 437, 494, 598, 741, 821, 874, 897, 1311, 1482, 1642, 1794, 2463, 2622, 4926, 5681, 10673, 11362, 15599, 17043, 18883, 21346, 31198, 32019, 34086, 37766, 46797, 56649, 64038, 93594, 113298, 202787, 245479, 358777, 405574, 490958, 608361, 717554, 736437, 1076331, 1216722, 1472874, 2152662, 4664101, 9328202, 13992303, 27984606]

約数ペア:

[(1, 27984606), (2, 13992303), (3, 9328202), (6, 4664101), (13, 2152662), (19, 1472874), (23, 1216722), (26, 1076331), (38, 736437), (39, 717554), (46, 608361), (57, 490958), (69, 405574), (78, 358777), (114, 245479), (138, 202787), (247, 113298), (299, 93594), (437, 64038), (494, 56649), (598, 46797), (741, 37766), (821, 34086), (874, 32019), (897, 31198), (1311, 21346), (1482, 18883), (1642, 17043), (1794, 15599), (2463, 11362), (2622, 10673), (4926, 5681)]