198938896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 443971584

約数和(自身を除く): 245032688

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 127, 136, 208, 221, 254, 272, 442, 443, 508, 884, 886, 1016, 1651, 1768, 1772, 2032, 2159, 3302, 3536, 3544, 4318, 5759, 6604, 7088, 7531, 8636, 11518, 13208, 15062, 17272, 23036, 26416, 28067, 30124, 34544, 46072, 56134, 56261, 60248, 92144, 97903, 112268, 112522, 120496, 195806, 224536, 225044, 391612, 449072, 450088, 731393, 783224, 900176, 956437, 1462786, 1566448, 1912874, 2925572, 3825748, 5851144, 7651496, 11702288, 12433681, 15302992, 24867362, 49734724, 99469448, 198938896]

約数ペア:

[(1, 198938896), (2, 99469448), (4, 49734724), (8, 24867362), (13, 15302992), (16, 12433681), (17, 11702288), (26, 7651496), (34, 5851144), (52, 3825748), (68, 2925572), (104, 1912874), (127, 1566448), (136, 1462786), (208, 956437), (221, 900176), (254, 783224), (272, 731393), (442, 450088), (443, 449072), (508, 391612), (884, 225044), (886, 224536), (1016, 195806), (1651, 120496), (1768, 112522), (1772, 112268), (2032, 97903), (2159, 92144), (3302, 60248), (3536, 56261), (3544, 56134), (4318, 46072), (5759, 34544), (6604, 30124), (7088, 28067), (7531, 26416), (8636, 23036), (11518, 17272), (13208, 15062)]