28354641

素因数分解:

$3^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1669}}^1$

素因数の和:2488

約数の個数: 16

約数和(自身を含む): 43286400

約数和(自身を除く): 14931759

約数列:

[1, 3, 7, 21, 809, 1669, 2427, 5007, 5663, 11683, 16989, 35049, 1350221, 4050663, 9451547, 28354641]

約数ペア:

[(1, 28354641), (3, 9451547), (7, 4050663), (21, 1350221), (809, 35049), (1669, 16989), (2427, 11683), (5007, 5663)]