69390243

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 121564800

約数和(自身を除く): 52174557

約数列:

[1, 3, 9, 13, 17, 27, 29, 39, 51, 87, 117, 153, 221, 261, 351, 377, 401, 459, 493, 663, 783, 1131, 1203, 1479, 1989, 3393, 3609, 4437, 5213, 5967, 6409, 6817, 10179, 10827, 11629, 13311, 15639, 19227, 20451, 34887, 46917, 57681, 61353, 88621, 104661, 140751, 151177, 173043, 184059, 197693, 265863, 313983, 453531, 593079, 797589, 1360593, 1779237, 2392767, 2570009, 4081779, 5337711, 7710027, 23130081, 69390243]

約数ペア:

[(1, 69390243), (3, 23130081), (9, 7710027), (13, 5337711), (17, 4081779), (27, 2570009), (29, 2392767), (39, 1779237), (51, 1360593), (87, 797589), (117, 593079), (153, 453531), (221, 313983), (261, 265863), (351, 197693), (377, 184059), (401, 173043), (459, 151177), (493, 140751), (663, 104661), (783, 88621), (1131, 61353), (1203, 57681), (1479, 46917), (1989, 34887), (3393, 20451), (3609, 19227), (4437, 15639), (5213, 13311), (5967, 11629), (6409, 10827), (6817, 10179)]