888921891

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:546

約数の個数: 128

約数和(自身を含む): 1698278400

約数和(自身を除く): 809356509

約数列:

[1, 3, 9, 11, 13, 17, 27, 29, 33, 39, 51, 87, 99, 117, 143, 153, 187, 221, 261, 297, 319, 351, 377, 429, 459, 467, 493, 561, 663, 783, 957, 1131, 1287, 1401, 1479, 1683, 1989, 2431, 2871, 3393, 3861, 4147, 4203, 4437, 5049, 5137, 5423, 5967, 6071, 6409, 7293, 7939, 8613, 10179, 12441, 12609, 13311, 13543, 15411, 16269, 18213, 19227, 21879, 23817, 37323, 40629, 46233, 48807, 54639, 57681, 65637, 66781, 70499, 71451, 87329, 103207, 111969, 121887, 138699, 146421, 148973, 163917, 173043, 176059, 200343, 211497, 214353, 230231, 261987, 309621, 365661, 446919, 528177, 601029, 634491, 690693, 785961, 928863, 1135277, 1340757, 1584531, 1803087, 1903473, 1936649, 2072079, 2357883, 2532541, 2786589, 2993003, 3405831, 4022271, 4753593, 5809947, 6216237, 7597623, 8979009, 10217493, 17429841, 22792869, 26937027, 30652479, 32923033, 52289523, 68378607, 80811081, 98769099, 296307297, 888921891]

約数ペア:

[(1, 888921891), (3, 296307297), (9, 98769099), (11, 80811081), (13, 68378607), (17, 52289523), (27, 32923033), (29, 30652479), (33, 26937027), (39, 22792869), (51, 17429841), (87, 10217493), (99, 8979009), (117, 7597623), (143, 6216237), (153, 5809947), (187, 4753593), (221, 4022271), (261, 3405831), (297, 2993003), (319, 2786589), (351, 2532541), (377, 2357883), (429, 2072079), (459, 1936649), (467, 1903473), (493, 1803087), (561, 1584531), (663, 1340757), (783, 1135277), (957, 928863), (1131, 785961), (1287, 690693), (1401, 634491), (1479, 601029), (1683, 528177), (1989, 446919), (2431, 365661), (2871, 309621), (3393, 261987), (3861, 230231), (4147, 214353), (4203, 211497), (4437, 200343), (5049, 176059), (5137, 173043), (5423, 163917), (5967, 148973), (6071, 146421), (6409, 138699), (7293, 121887), (7939, 111969), (8613, 103207), (10179, 87329), (12441, 71451), (12609, 70499), (13311, 66781), (13543, 65637), (15411, 57681), (16269, 54639), (18213, 48807), (19227, 46233), (21879, 40629), (23817, 37323)]