12619755

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 23250240

約数和(自身を除く): 10630485

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 137, 207, 267, 345, 411, 445, 685, 801, 1035, 1233, 1335, 2047, 2055, 3151, 4005, 6141, 6165, 9453, 10235, 12193, 15755, 18423, 28359, 30705, 36579, 47265, 60965, 92115, 109737, 141795, 182895, 280439, 548685, 841317, 1402195, 2523951, 4206585, 12619755]

約数ペア:

[(1, 12619755), (3, 4206585), (5, 2523951), (9, 1402195), (15, 841317), (23, 548685), (45, 280439), (69, 182895), (89, 141795), (115, 109737), (137, 92115), (207, 60965), (267, 47265), (345, 36579), (411, 30705), (445, 28359), (685, 18423), (801, 15755), (1035, 12193), (1233, 10235), (1335, 9453), (2047, 6165), (2055, 6141), (3151, 4005)]