81670568

素因数分解:

$2^3\times 7^1\times {\mathrm{1458403}}^1$

素因数の和:1458416

約数の個数: 16

約数和(自身を含む): 175008480

約数和(自身を除く): 93337912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1458403, 2916806, 5833612, 10208821, 11667224, 20417642, 40835284, 81670568]

約数ペア:

[(1, 81670568), (2, 40835284), (4, 20417642), (7, 11667224), (8, 10208821), (14, 5833612), (28, 2916806), (56, 1458403)]