7121408

素因数分解:

$2^9\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2012

約数の個数: 40

約数和(自身を含む): 16269792

約数和(自身を除く): 9148384

約数列:

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

約数ペア:

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