28650496

素因数分解:

$2^{10}\times 7^2\times {\mathrm{571}}^1$

素因数の和:605

約数の個数: 66

約数和(自身を含む): 66740388

約数和(自身を除く): 38089892

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 571, 784, 896, 1024, 1142, 1568, 1792, 2284, 3136, 3584, 3997, 4568, 6272, 7168, 7994, 9136, 12544, 15988, 18272, 25088, 27979, 31976, 36544, 50176, 55958, 63952, 73088, 111916, 127904, 146176, 223832, 255808, 292352, 447664, 511616, 584704, 895328, 1023232, 1790656, 2046464, 3581312, 4092928, 7162624, 14325248, 28650496]

約数ペア:

[(1, 28650496), (2, 14325248), (4, 7162624), (7, 4092928), (8, 3581312), (14, 2046464), (16, 1790656), (28, 1023232), (32, 895328), (49, 584704), (56, 511616), (64, 447664), (98, 292352), (112, 255808), (128, 223832), (196, 146176), (224, 127904), (256, 111916), (392, 73088), (448, 63952), (512, 55958), (571, 50176), (784, 36544), (896, 31976), (1024, 27979), (1142, 25088), (1568, 18272), (1792, 15988), (2284, 12544), (3136, 9136), (3584, 7994), (3997, 7168), (4568, 6272)]