211715972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1949}}^1\times {\mathrm{2089}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 399399000

約数和(自身を除く): 187683028

約数列:

[1, 2, 4, 13, 26, 52, 1949, 2089, 3898, 4178, 7796, 8356, 25337, 27157, 50674, 54314, 101348, 108628, 4071461, 8142922, 16285844, 52928993, 105857986, 211715972]

約数ペア:

[(1, 211715972), (2, 105857986), (4, 52928993), (13, 16285844), (26, 8142922), (52, 4071461), (1949, 108628), (2089, 101348), (3898, 54314), (4178, 50674), (7796, 27157), (8356, 25337)]