28233324

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 82118400

約数和(自身を除く): 53885076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 563, 597, 796, 1126, 1194, 1393, 1689, 1791, 2252, 2388, 2786, 3378, 3582, 3941, 4179, 5067, 5572, 6756, 7164, 7882, 8358, 10134, 11823, 12537, 15764, 16716, 20268, 23646, 25074, 35469, 47292, 50148, 70938, 112037, 141876, 224074, 336111, 448148, 672222, 784259, 1008333, 1344444, 1568518, 2016666, 2352777, 3137036, 4033332, 4705554, 7058331, 9411108, 14116662, 28233324]

約数ペア:

[(1, 28233324), (2, 14116662), (3, 9411108), (4, 7058331), (6, 4705554), (7, 4033332), (9, 3137036), (12, 2352777), (14, 2016666), (18, 1568518), (21, 1344444), (28, 1008333), (36, 784259), (42, 672222), (63, 448148), (84, 336111), (126, 224074), (199, 141876), (252, 112037), (398, 70938), (563, 50148), (597, 47292), (796, 35469), (1126, 25074), (1194, 23646), (1393, 20268), (1689, 16716), (1791, 15764), (2252, 12537), (2388, 11823), (2786, 10134), (3378, 8358), (3582, 7882), (3941, 7164), (4179, 6756), (5067, 5572)]