1315328

素因数分解:

$2^9\times 7^1\times {\mathrm{367}}^1$

素因数の和:392

約数の個数: 40

約数和(自身を含む): 3011712

約数和(自身を除く): 1696384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 367, 448, 512, 734, 896, 1468, 1792, 2569, 2936, 3584, 5138, 5872, 10276, 11744, 20552, 23488, 41104, 46976, 82208, 93952, 164416, 187904, 328832, 657664, 1315328]

約数ペア:

[(1, 1315328), (2, 657664), (4, 328832), (7, 187904), (8, 164416), (14, 93952), (16, 82208), (28, 46976), (32, 41104), (56, 23488), (64, 20552), (112, 11744), (128, 10276), (224, 5872), (256, 5138), (367, 3584), (448, 2936), (512, 2569), (734, 1792), (896, 1468)]