11978115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 8550525

約数列:

[1, 3, 5, 15, 17, 51, 85, 107, 255, 321, 439, 535, 1317, 1605, 1819, 2195, 5457, 6585, 7463, 9095, 22389, 27285, 37315, 46973, 111945, 140919, 234865, 704595, 798541, 2395623, 3992705, 11978115]

約数ペア:

[(1, 11978115), (3, 3992705), (5, 2395623), (15, 798541), (17, 704595), (51, 234865), (85, 140919), (107, 111945), (255, 46973), (321, 37315), (439, 27285), (535, 22389), (1317, 9095), (1605, 7463), (1819, 6585), (2195, 5457)]