28479969

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1759}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 47224320

約数和(自身を除く): 18744351

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1759, 1799, 2313, 5277, 5397, 12313, 15831, 16191, 36939, 110817, 452063, 1356189, 3164441, 4068567, 9493323, 28479969]

約数ペア:

[(1, 28479969), (3, 9493323), (7, 4068567), (9, 3164441), (21, 1356189), (63, 452063), (257, 110817), (771, 36939), (1759, 16191), (1799, 15831), (2313, 12313), (5277, 5397)]