78854979

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 125521920

約数和(自身を除く): 46666941

約数列:

[1, 3, 7, 21, 31, 89, 93, 217, 267, 623, 651, 1361, 1869, 2759, 4083, 8277, 9527, 19313, 28581, 42191, 57939, 121129, 126573, 295337, 363387, 847903, 886011, 2543709, 3754999, 11264997, 26284993, 78854979]

約数ペア:

[(1, 78854979), (3, 26284993), (7, 11264997), (21, 3754999), (31, 2543709), (89, 886011), (93, 847903), (217, 363387), (267, 295337), (623, 126573), (651, 121129), (1361, 57939), (1869, 42191), (2759, 28581), (4083, 19313), (8277, 9527)]