28391608

素因数分解:

$2^3\times 7^1\times {\mathrm{506993}}^1$

素因数の和:507006

約数の個数: 16

約数和(自身を含む): 60839280

約数和(自身を除く): 32447672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 506993, 1013986, 2027972, 3548951, 4055944, 7097902, 14195804, 28391608]

約数ペア:

[(1, 28391608), (2, 14195804), (4, 7097902), (7, 4055944), (8, 3548951), (14, 2027972), (28, 1013986), (56, 506993)]