28056448

素因数分解:

$2^7\times 7^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 64602720

約数和(自身を除く): 36546272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 173, 181, 224, 346, 362, 448, 692, 724, 896, 1211, 1267, 1384, 1448, 2422, 2534, 2768, 2896, 4844, 5068, 5536, 5792, 9688, 10136, 11072, 11584, 19376, 20272, 22144, 23168, 31313, 38752, 40544, 62626, 77504, 81088, 125252, 155008, 162176, 219191, 250504, 438382, 501008, 876764, 1002016, 1753528, 2004032, 3507056, 4008064, 7014112, 14028224, 28056448]

約数ペア:

[(1, 28056448), (2, 14028224), (4, 7014112), (7, 4008064), (8, 3507056), (14, 2004032), (16, 1753528), (28, 1002016), (32, 876764), (56, 501008), (64, 438382), (112, 250504), (128, 219191), (173, 162176), (181, 155008), (224, 125252), (346, 81088), (362, 77504), (448, 62626), (692, 40544), (724, 38752), (896, 31313), (1211, 23168), (1267, 22144), (1384, 20272), (1448, 19376), (2422, 11584), (2534, 11072), (2768, 10136), (2896, 9688), (4844, 5792), (5068, 5536)]