28215513914

素因数分解:

$2^1\times 7^1\times {\mathrm{1973}}^1\times {\mathrm{1021487}}^1$

素因数の和:1023469

約数の個数: 16

約数和(自身を含む): 48394015488

約数和(自身を除く): 20178501574

約数列:

[1, 2, 7, 14, 1973, 3946, 13811, 27622, 1021487, 2042974, 7150409, 14300818, 2015393851, 4030787702, 14107756957, 28215513914]

約数ペア:

[(1, 28215513914), (2, 14107756957), (7, 4030787702), (14, 2015393851), (1973, 14300818), (3946, 7150409), (13811, 2042974), (27622, 1021487)]