28719831

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6737}}^1$

素因数の和:6783

約数の個数: 24

約数和(自身を含む): 46087920

約数和(自身を除く): 17368089

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 6737, 20211, 47159, 141477, 195373, 330113, 586119, 990339, 1367611, 4102833, 9573277, 28719831]

約数ペア:

[(1, 28719831), (3, 9573277), (7, 4102833), (21, 1367611), (29, 990339), (49, 586119), (87, 330113), (147, 195373), (203, 141477), (609, 47159), (1421, 20211), (4263, 6737)]