28409073

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17569}}^1$

素因数の和:17597

約数の個数: 24

約数和(自身を含む): 48071520

約数和(自身を除く): 19662447

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17569, 52707, 122983, 193259, 368949, 579777, 860881, 1352813, 2582643, 4058439, 9469691, 28409073]

約数ペア:

[(1, 28409073), (3, 9469691), (7, 4058439), (11, 2582643), (21, 1352813), (33, 860881), (49, 579777), (77, 368949), (147, 193259), (231, 122983), (539, 52707), (1617, 17569)]