28067228

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2381}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 56291424

約数和(自身を除く): 28224196

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2381, 2947, 4762, 5894, 9524, 11788, 16667, 33334, 66668, 1002401, 2004802, 4009604, 7016807, 14033614, 28067228]

約数ペア:

[(1, 28067228), (2, 14033614), (4, 7016807), (7, 4009604), (14, 2004802), (28, 1002401), (421, 66668), (842, 33334), (1684, 16667), (2381, 11788), (2947, 9524), (4762, 5894)]