27820871

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 30950304

約数和(自身を除く): 3129433

約数列:

[1, 13, 43, 157, 317, 559, 2041, 4121, 6751, 13631, 49769, 87763, 177203, 646997, 2140067, 27820871]

約数ペア:

[(1, 27820871), (13, 2140067), (43, 646997), (157, 177203), (317, 87763), (559, 49769), (2041, 13631), (4121, 6751)]