12531805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1031}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 18724608

約数和(自身を除く): 6192803

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1031, 1105, 2431, 5155, 11341, 12155, 13403, 17527, 56705, 67015, 87635, 147433, 192797, 227851, 737165, 963985, 1139255, 2506361, 12531805]

約数ペア:

[(1, 12531805), (5, 2506361), (11, 1139255), (13, 963985), (17, 737165), (55, 227851), (65, 192797), (85, 147433), (143, 87635), (187, 67015), (221, 56705), (715, 17527), (935, 13403), (1031, 12155), (1105, 11341), (2431, 5155)]