28343768

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 26088232

約数列:

[1, 2, 4, 8, 71, 139, 142, 278, 284, 359, 556, 568, 718, 1112, 1436, 2872, 9869, 19738, 25489, 39476, 49901, 50978, 78952, 99802, 101956, 199604, 203912, 399208, 3542971, 7085942, 14171884, 28343768]

約数ペア:

[(1, 28343768), (2, 14171884), (4, 7085942), (8, 3542971), (71, 399208), (139, 203912), (142, 199604), (278, 101956), (284, 99802), (359, 78952), (556, 50978), (568, 49901), (718, 39476), (1112, 25489), (1436, 19738), (2872, 9869)]