197806

素因数分解:

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

素因数の和:279

約数の個数: 16

約数和(自身を含む): 345600

約数和(自身を除く): 147794

約数列:

[1, 2, 7, 14, 71, 142, 199, 398, 497, 994, 1393, 2786, 14129, 28258, 98903, 197806]

約数ペア:

[(1, 197806), (2, 98903), (7, 28258), (14, 14129), (71, 2786), (142, 1393), (199, 994), (398, 497)]