78281854

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{54287}}^1$

素因数の和:54399

約数の個数: 16

約数和(自身を含む): 135502848

約数和(自身を除く): 57220994

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 54287, 108574, 380009, 760018, 5591561, 11183122, 39140927, 78281854]

約数ペア:

[(1, 78281854), (2, 39140927), (7, 11183122), (14, 5591561), (103, 760018), (206, 380009), (721, 108574), (1442, 54287)]