12749781

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2593}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 18676800

約数和(自身を除く): 5927019

約数列:

[1, 3, 11, 33, 149, 447, 1639, 2593, 4917, 7779, 28523, 85569, 386357, 1159071, 4249927, 12749781]

約数ペア:

[(1, 12749781), (3, 4249927), (11, 1159071), (33, 386357), (149, 85569), (447, 28523), (1639, 7779), (2593, 4917)]