395612

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 806400

約数和(自身を除く): 410788

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 199, 284, 398, 497, 796, 994, 1393, 1988, 2786, 5572, 14129, 28258, 56516, 98903, 197806, 395612]

約数ペア:

[(1, 395612), (2, 197806), (4, 98903), (7, 56516), (14, 28258), (28, 14129), (71, 5572), (142, 2786), (199, 1988), (284, 1393), (398, 994), (497, 796)]