28737856

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2831

約数の個数: 56

約数和(自身を含む): 68031360

約数和(自身を除く): 39293504

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 2789, 5152, 5578, 10304, 11156, 19523, 22312, 39046, 44624, 64147, 78092, 89248, 128294, 156184, 178496, 256588, 312368, 449029, 513176, 624736, 898058, 1026352, 1249472, 1796116, 2052704, 3592232, 4105408, 7184464, 14368928, 28737856]

約数ペア:

[(1, 28737856), (2, 14368928), (4, 7184464), (7, 4105408), (8, 3592232), (14, 2052704), (16, 1796116), (23, 1249472), (28, 1026352), (32, 898058), (46, 624736), (56, 513176), (64, 449029), (92, 312368), (112, 256588), (161, 178496), (184, 156184), (224, 128294), (322, 89248), (368, 78092), (448, 64147), (644, 44624), (736, 39046), (1288, 22312), (1472, 19523), (2576, 11156), (2789, 10304), (5152, 5578)]