28075776

素因数分解:

$2^8\times 3^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 75546240

約数和(自身を除く): 47470464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 256, 263, 278, 384, 417, 526, 556, 768, 789, 834, 1052, 1112, 1578, 1668, 2104, 2224, 3156, 3336, 4208, 4448, 6312, 6672, 8416, 8896, 12624, 13344, 16832, 17792, 25248, 26688, 33664, 35584, 36557, 50496, 53376, 67328, 73114, 100992, 106752, 109671, 146228, 201984, 219342, 292456, 438684, 584912, 877368, 1169824, 1754736, 2339648, 3509472, 4679296, 7018944, 9358592, 14037888, 28075776]

約数ペア:

[(1, 28075776), (2, 14037888), (3, 9358592), (4, 7018944), (6, 4679296), (8, 3509472), (12, 2339648), (16, 1754736), (24, 1169824), (32, 877368), (48, 584912), (64, 438684), (96, 292456), (128, 219342), (139, 201984), (192, 146228), (256, 109671), (263, 106752), (278, 100992), (384, 73114), (417, 67328), (526, 53376), (556, 50496), (768, 36557), (789, 35584), (834, 33664), (1052, 26688), (1112, 25248), (1578, 17792), (1668, 16832), (2104, 13344), (2224, 12624), (3156, 8896), (3336, 8416), (4208, 6672), (4448, 6312)]