28725872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13499}}^1$

素因数の和:13533

約数の個数: 40

約数和(自身を含む): 66960000

約数和(自身を除く): 38234128

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 13499, 26998, 53996, 94493, 107992, 188986, 215984, 256481, 377972, 512962, 755944, 1025924, 1511888, 1795367, 2051848, 3590734, 4103696, 7181468, 14362936, 28725872]

約数ペア:

[(1, 28725872), (2, 14362936), (4, 7181468), (7, 4103696), (8, 3590734), (14, 2051848), (16, 1795367), (19, 1511888), (28, 1025924), (38, 755944), (56, 512962), (76, 377972), (112, 256481), (133, 215984), (152, 188986), (266, 107992), (304, 94493), (532, 53996), (1064, 26998), (2128, 13499)]