28978452

素因数分解:

$2^2\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1069}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 75499200

約数和(自身を除く): 46520748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 251, 502, 753, 1004, 1069, 1506, 2138, 2259, 3012, 3207, 4276, 4518, 6414, 6777, 9036, 9621, 12828, 13554, 19242, 27108, 28863, 38484, 57726, 115452, 268319, 536638, 804957, 1073276, 1609914, 2414871, 3219828, 4829742, 7244613, 9659484, 14489226, 28978452]

約数ペア:

[(1, 28978452), (2, 14489226), (3, 9659484), (4, 7244613), (6, 4829742), (9, 3219828), (12, 2414871), (18, 1609914), (27, 1073276), (36, 804957), (54, 536638), (108, 268319), (251, 115452), (502, 57726), (753, 38484), (1004, 28863), (1069, 27108), (1506, 19242), (2138, 13554), (2259, 12828), (3012, 9621), (3207, 9036), (4276, 6777), (4518, 6414)]