28517234

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:877

約数の個数: 16

約数和(自身を含む): 43421400

約数和(自身を除く): 14904166

約数列:

[1, 2, 109, 218, 257, 509, 514, 1018, 28013, 55481, 56026, 110962, 130813, 261626, 14258617, 28517234]

約数ペア:

[(1, 28517234), (2, 14258617), (109, 261626), (218, 130813), (257, 110962), (509, 56026), (514, 55481), (1018, 28013)]