78280412

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{27143}}^1$

素因数の和:27257

約数の個数: 24

約数和(自身を含む): 158086656

約数和(自身を除く): 79806244

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 27143, 54286, 108572, 190001, 380002, 760004, 2795729, 5591458, 11182916, 19570103, 39140206, 78280412]

約数ペア:

[(1, 78280412), (2, 39140206), (4, 19570103), (7, 11182916), (14, 5591458), (28, 2795729), (103, 760004), (206, 380002), (412, 190001), (721, 108572), (1442, 54286), (2884, 27143)]