81810751

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1987}}^1$

素因数の和:2214

約数の個数: 16

約数和(自身を含む): 94469760

約数和(自身を除く): 12659009

約数列:

[1, 11, 19, 197, 209, 1987, 2167, 3743, 21857, 37753, 41173, 391439, 415283, 4305829, 7437341, 81810751]

約数ペア:

[(1, 81810751), (11, 7437341), (19, 4305829), (197, 415283), (209, 391439), (1987, 41173), (2167, 37753), (3743, 21857)]