12513879

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 21501440

約数和(自身を除く): 8987561

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 907, 1533, 1971, 2721, 4599, 6349, 8163, 13797, 19047, 24489, 57141, 66211, 171423, 198633, 463477, 595899, 1390431, 1787697, 4171293, 12513879]

約数ペア:

[(1, 12513879), (3, 4171293), (7, 1787697), (9, 1390431), (21, 595899), (27, 463477), (63, 198633), (73, 171423), (189, 66211), (219, 57141), (511, 24489), (657, 19047), (907, 13797), (1533, 8163), (1971, 6349), (2721, 4599)]