247242513

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{250499}}^1$

素因数の和:250556

約数の個数: 16

約数和(自身を含む): 384768000

約数和(自身を除く): 137525487

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 250499, 751497, 1753493, 5260479, 11773453, 35320359, 82414171, 247242513]

約数ペア:

[(1, 247242513), (3, 82414171), (7, 35320359), (21, 11773453), (47, 5260479), (141, 1753493), (329, 751497), (987, 250499)]