27406827

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2192

約数の個数: 36

約数和(自身を含む): 47661120

約数和(自身を除く): 20254293

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 2143, 4263, 6429, 12789, 15001, 19287, 45003, 62147, 105007, 135009, 186441, 315021, 435029, 559323, 945063, 1305087, 3045203, 3915261, 9135609, 27406827]

約数ペア:

[(1, 27406827), (3, 9135609), (7, 3915261), (9, 3045203), (21, 1305087), (29, 945063), (49, 559323), (63, 435029), (87, 315021), (147, 186441), (203, 135009), (261, 105007), (441, 62147), (609, 45003), (1421, 19287), (1827, 15001), (2143, 12789), (4263, 6429)]