28271776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67961}}^1$

素因数の和:67984

約数の個数: 24

約数和(自身を含む): 59942484

約数和(自身を除く): 31670708

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 67961, 135922, 271844, 543688, 883493, 1087376, 1766986, 2174752, 3533972, 7067944, 14135888, 28271776]

約数ペア:

[(1, 28271776), (2, 14135888), (4, 7067944), (8, 3533972), (13, 2174752), (16, 1766986), (26, 1087376), (32, 883493), (52, 543688), (104, 271844), (208, 135922), (416, 67961)]