28384278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{363901}}^1$

素因数の和:363919

約数の個数: 16

約数和(自身を含む): 61135536

約数和(自身を除く): 32751258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 363901, 727802, 1091703, 2183406, 4730713, 9461426, 14192139, 28384278]

約数ペア:

[(1, 28384278), (2, 14192139), (3, 9461426), (6, 4730713), (13, 2183406), (26, 1091703), (39, 727802), (78, 363901)]