27621797

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 32256000

約数和(自身を除く): 4634203

約数列:

[1, 7, 79, 199, 251, 553, 1393, 1757, 15721, 19829, 49949, 110047, 138803, 349643, 3945971, 27621797]

約数ペア:

[(1, 27621797), (7, 3945971), (79, 349643), (199, 138803), (251, 110047), (553, 49949), (1393, 19829), (1757, 15721)]