13091393

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 16760832

約数和(自身を除く): 3669439

約数列:

[1, 7, 23, 31, 43, 61, 161, 217, 301, 427, 713, 989, 1333, 1403, 1891, 2623, 4991, 6923, 9331, 9821, 13237, 18361, 30659, 43493, 60329, 81313, 214613, 304451, 422303, 569191, 1870199, 13091393]

約数ペア:

[(1, 13091393), (7, 1870199), (23, 569191), (31, 422303), (43, 304451), (61, 214613), (161, 81313), (217, 60329), (301, 43493), (427, 30659), (713, 18361), (989, 13237), (1333, 9821), (1403, 9331), (1891, 6923), (2623, 4991)]