7866261

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 12763520

約数和(自身を除く): 4897259

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 307, 351, 657, 921, 949, 1971, 2763, 2847, 3991, 8289, 8541, 11973, 22411, 25623, 35919, 67233, 107757, 201699, 291343, 605097, 874029, 2622087, 7866261]

約数ペア:

[(1, 7866261), (3, 2622087), (9, 874029), (13, 605097), (27, 291343), (39, 201699), (73, 107757), (117, 67233), (219, 35919), (307, 25623), (351, 22411), (657, 11973), (921, 8541), (949, 8289), (1971, 3991), (2763, 2847)]