13286511

素因数分解:

$3^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 23272704

約数和(自身を除く): 9986193

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 107, 189, 219, 243, 321, 511, 567, 657, 749, 963, 1533, 1701, 1971, 2247, 2889, 4599, 5913, 6741, 7811, 8667, 13797, 17739, 20223, 23433, 26001, 41391, 54677, 60669, 70299, 124173, 164031, 182007, 210897, 492093, 632691, 1476279, 1898073, 4428837, 13286511]

約数ペア:

[(1, 13286511), (3, 4428837), (7, 1898073), (9, 1476279), (21, 632691), (27, 492093), (63, 210897), (73, 182007), (81, 164031), (107, 124173), (189, 70299), (219, 60669), (243, 54677), (321, 41391), (511, 26001), (567, 23433), (657, 20223), (749, 17739), (963, 13797), (1533, 8667), (1701, 7811), (1971, 6741), (2247, 5913), (2889, 4599)]