28485632

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 65126880

約数和(自身を除く): 36641248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 1987, 2048, 3584, 3974, 7168, 7948, 13909, 14336, 15896, 27818, 31792, 55636, 63584, 111272, 127168, 222544, 254336, 445088, 508672, 890176, 1017344, 1780352, 2034688, 3560704, 4069376, 7121408, 14242816, 28485632]

約数ペア:

[(1, 28485632), (2, 14242816), (4, 7121408), (7, 4069376), (8, 3560704), (14, 2034688), (16, 1780352), (28, 1017344), (32, 890176), (56, 508672), (64, 445088), (112, 254336), (128, 222544), (224, 127168), (256, 111272), (448, 63584), (512, 55636), (896, 31792), (1024, 27818), (1792, 15896), (1987, 14336), (2048, 13909), (3584, 7948), (3974, 7168)]