28046278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15193}}^1$

素因数の和:15279

約数の個数: 16

約数和(自身を含む): 45946656

約数和(自身を除く): 17900378

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 15193, 30386, 197509, 395018, 1078703, 2157406, 14023139, 28046278]

約数ペア:

[(1, 28046278), (2, 14023139), (13, 2157406), (26, 1078703), (71, 395018), (142, 197509), (923, 30386), (1846, 15193)]