391376384

素因数分解:

$2^9\times 7^1\times {\mathrm{109201}}^1$

素因数の和:109226

約数の個数: 40

約数和(自身を含む): 893709168

約数和(自身を除く): 502332784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 109201, 218402, 436804, 764407, 873608, 1528814, 1747216, 3057628, 3494432, 6115256, 6988864, 12230512, 13977728, 24461024, 27955456, 48922048, 55910912, 97844096, 195688192, 391376384]

約数ペア:

[(1, 391376384), (2, 195688192), (4, 97844096), (7, 55910912), (8, 48922048), (14, 27955456), (16, 24461024), (28, 13977728), (32, 12230512), (56, 6988864), (64, 6115256), (112, 3494432), (128, 3057628), (224, 1747216), (256, 1528814), (448, 873608), (512, 764407), (896, 436804), (1792, 218402), (3584, 109201)]