51256828

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{9199}}^1$

素因数の和:9409

約数の個数: 24

約数和(自身を含む): 103040000

約数和(自身を除く): 51783172

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 9199, 18398, 36796, 64393, 128786, 257572, 1830601, 3661202, 7322404, 12814207, 25628414, 51256828]

約数ペア:

[(1, 51256828), (2, 25628414), (4, 12814207), (7, 7322404), (14, 3661202), (28, 1830601), (199, 257572), (398, 128786), (796, 64393), (1393, 36796), (2786, 18398), (5572, 9199)]