138869248

素因数分解:

$2^9\times 7^1\times {\mathrm{38747}}^1$

素因数の和:38772

約数の個数: 40

約数和(自身を含む): 317113632

約数和(自身を除く): 178244384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 38747, 77494, 154988, 271229, 309976, 542458, 619952, 1084916, 1239904, 2169832, 2479808, 4339664, 4959616, 8679328, 9919232, 17358656, 19838464, 34717312, 69434624, 138869248]

約数ペア:

[(1, 138869248), (2, 69434624), (4, 34717312), (7, 19838464), (8, 17358656), (14, 9919232), (16, 8679328), (28, 4959616), (32, 4339664), (56, 2479808), (64, 2169832), (112, 1239904), (128, 1084916), (224, 619952), (256, 542458), (448, 309976), (512, 271229), (896, 154988), (1792, 77494), (3584, 38747)]