1243648

素因数分解:

$2^9\times 7^1\times {\mathrm{347}}^1$

素因数の和:372

約数の個数: 40

約数和(自身を含む): 2848032

約数和(自身を除く): 1604384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 347, 448, 512, 694, 896, 1388, 1792, 2429, 2776, 3584, 4858, 5552, 9716, 11104, 19432, 22208, 38864, 44416, 77728, 88832, 155456, 177664, 310912, 621824, 1243648]

約数ペア:

[(1, 1243648), (2, 621824), (4, 310912), (7, 177664), (8, 155456), (14, 88832), (16, 77728), (28, 44416), (32, 38864), (56, 22208), (64, 19432), (112, 11104), (128, 9716), (224, 5552), (256, 4858), (347, 3584), (448, 2776), (512, 2429), (694, 1792), (896, 1388)]