12478935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6991}}^1$

素因数の和:7023

約数の個数: 32

約数和(自身を含む): 24164352

約数和(自身を除く): 11685417

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 6991, 20973, 34955, 48937, 104865, 118847, 146811, 244685, 356541, 594235, 734055, 831929, 1782705, 2495787, 4159645, 12478935]

約数ペア:

[(1, 12478935), (3, 4159645), (5, 2495787), (7, 1782705), (15, 831929), (17, 734055), (21, 594235), (35, 356541), (51, 244685), (85, 146811), (105, 118847), (119, 104865), (255, 48937), (357, 34955), (595, 20973), (1785, 6991)]