188500005

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{9719}}^1$

素因数の和:10161

約数の個数: 24

約数和(自身を含む): 327525120

約数和(自身を除く): 139025115

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 3879, 6465, 9719, 19395, 29157, 48595, 87471, 145785, 437355, 4188889, 12566667, 20944445, 37700001, 62833335, 188500005]

約数ペア:

[(1, 188500005), (3, 62833335), (5, 37700001), (9, 20944445), (15, 12566667), (45, 4188889), (431, 437355), (1293, 145785), (2155, 87471), (3879, 48595), (6465, 29157), (9719, 19395)]