1275778935

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{206939}}^1$

素因数の和:207087

約数の個数: 24

約数和(自身を含む): 2227502160

約数和(自身を除く): 951723225

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 206939, 620817, 1034695, 1862451, 3104085, 9312255, 28350643, 85051929, 141753215, 255155787, 425259645, 1275778935]

約数ペア:

[(1, 1275778935), (3, 425259645), (5, 255155787), (9, 141753215), (15, 85051929), (45, 28350643), (137, 9312255), (411, 3104085), (685, 1862451), (1233, 1034695), (2055, 620817), (6165, 206939)]