28552953

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 49029120

約数和(自身を除く): 20476167

約数列:

[1, 3, 11, 13, 19, 31, 33, 39, 57, 93, 113, 143, 209, 247, 339, 341, 403, 429, 589, 627, 741, 1023, 1209, 1243, 1469, 1767, 2147, 2717, 3503, 3729, 4407, 4433, 6441, 6479, 7657, 8151, 10509, 13299, 16159, 19437, 22971, 23617, 27911, 38533, 45539, 48477, 66557, 70851, 83733, 84227, 115599, 136617, 199671, 252681, 307021, 500929, 732127, 865241, 921063, 1502787, 2196381, 2595723, 9517651, 28552953]

約数ペア:

[(1, 28552953), (3, 9517651), (11, 2595723), (13, 2196381), (19, 1502787), (31, 921063), (33, 865241), (39, 732127), (57, 500929), (93, 307021), (113, 252681), (143, 199671), (209, 136617), (247, 115599), (339, 84227), (341, 83733), (403, 70851), (429, 66557), (589, 48477), (627, 45539), (741, 38533), (1023, 27911), (1209, 23617), (1243, 22971), (1469, 19437), (1767, 16159), (2147, 13299), (2717, 10509), (3503, 8151), (3729, 7657), (4407, 6479), (4433, 6441)]