201639039

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4723}}^1$

素因数の和:4859

約数の個数: 32

約数和(自身を含む): 326522880

約数和(自身を除く): 124883841

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 2033, 2247, 4723, 6099, 14169, 14231, 33061, 42693, 89737, 99183, 269211, 505361, 628159, 1516083, 1884477, 3537527, 9601859, 10612581, 28805577, 67213013, 201639039]

約数ペア:

[(1, 201639039), (3, 67213013), (7, 28805577), (19, 10612581), (21, 9601859), (57, 3537527), (107, 1884477), (133, 1516083), (321, 628159), (399, 505361), (749, 269211), (2033, 99183), (2247, 89737), (4723, 42693), (6099, 33061), (14169, 14231)]