28768413

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3631}}^1$

素因数の和:3792

約数の個数: 16

約数和(自身を含む): 40678400

約数和(自身を除く): 11909987

約数列:

[1, 3, 19, 57, 139, 417, 2641, 3631, 7923, 10893, 68989, 206967, 504709, 1514127, 9589471, 28768413]

約数ペア:

[(1, 28768413), (3, 9589471), (19, 1514127), (57, 504709), (139, 206967), (417, 68989), (2641, 10893), (3631, 7923)]