28114857

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 16700823

約数列:

[1, 3, 9, 27, 37, 53, 59, 81, 111, 159, 177, 243, 333, 477, 531, 999, 1431, 1593, 1961, 2183, 2997, 3127, 4293, 4779, 5883, 6549, 8991, 9381, 12879, 14337, 17649, 19647, 28143, 52947, 58941, 84429, 115699, 158841, 176823, 253287, 347097, 476523, 530469, 759861, 1041291, 3123873, 9371619, 28114857]

約数ペア:

[(1, 28114857), (3, 9371619), (9, 3123873), (27, 1041291), (37, 759861), (53, 530469), (59, 476523), (81, 347097), (111, 253287), (159, 176823), (177, 158841), (243, 115699), (333, 84429), (477, 58941), (531, 52947), (999, 28143), (1431, 19647), (1593, 17649), (1961, 14337), (2183, 12879), (2997, 9381), (3127, 8991), (4293, 6549), (4779, 5883)]