51194143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 69350400

約数和(自身を除く): 18156257

約数列:

[1, 7, 11, 13, 77, 91, 143, 199, 257, 1001, 1393, 1799, 2189, 2587, 2827, 3341, 15323, 18109, 19789, 23387, 28457, 36751, 51143, 199199, 257257, 358001, 562573, 664859, 3938011, 4654013, 7313449, 51194143]

約数ペア:

[(1, 51194143), (7, 7313449), (11, 4654013), (13, 3938011), (77, 664859), (91, 562573), (143, 358001), (199, 257257), (257, 199199), (1001, 51143), (1393, 36751), (1799, 28457), (2189, 23387), (2587, 19789), (2827, 18109), (3341, 15323)]