13800861

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{2543}}^1$

素因数の和:2622

約数の個数: 20

約数和(自身を含む): 20932032

約数和(自身を除く): 7131171

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 2543, 5427, 7629, 22887, 68661, 170381, 205983, 511143, 1533429, 4600287, 13800861]

約数ペア:

[(1, 13800861), (3, 4600287), (9, 1533429), (27, 511143), (67, 205983), (81, 170381), (201, 68661), (603, 22887), (1809, 7629), (2543, 5427)]