42787155

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 70585344

約数和(自身を除く): 27798189

約数列:

[1, 3, 5, 15, 47, 137, 141, 235, 411, 443, 685, 705, 1329, 2055, 2215, 6439, 6645, 19317, 20821, 32195, 60691, 62463, 96585, 104105, 182073, 303455, 312315, 910365, 2852477, 8557431, 14262385, 42787155]

約数ペア:

[(1, 42787155), (3, 14262385), (5, 8557431), (15, 2852477), (47, 910365), (137, 312315), (141, 303455), (235, 182073), (411, 104105), (443, 96585), (685, 62463), (705, 60691), (1329, 32195), (2055, 20821), (2215, 19317), (6439, 6645)]