11972975

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2255

約数の個数: 24

約数和(自身を含む): 17522688

約数和(自身を除く): 5549713

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 2207, 5425, 11035, 15449, 55175, 68417, 77245, 342085, 386225, 478919, 1710425, 2394595, 11972975]

約数ペア:

[(1, 11972975), (5, 2394595), (7, 1710425), (25, 478919), (31, 386225), (35, 342085), (155, 77245), (175, 68417), (217, 55175), (775, 15449), (1085, 11035), (2207, 5425)]