28645983

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 42584256

約数和(自身を除く): 13938273

約数列:

[1, 3, 9, 47, 141, 241, 281, 423, 723, 843, 2169, 2529, 11327, 13207, 33981, 39621, 67721, 101943, 118863, 203163, 609489, 3182887, 9548661, 28645983]

約数ペア:

[(1, 28645983), (3, 9548661), (9, 3182887), (47, 609489), (141, 203163), (241, 118863), (281, 101943), (423, 67721), (723, 39621), (843, 33981), (2169, 13207), (2529, 11327)]