251570260029

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2901919}}^1$

素因数の和:2902041

約数の個数: 32

約数和(自身を含む): 381103349760

約数和(自身を除く): 129533089731

約数列:

[1, 3, 11, 33, 37, 71, 111, 213, 407, 781, 1221, 2343, 2627, 7881, 28897, 86691, 2901919, 8705757, 31921109, 95763327, 107371003, 206036249, 322113009, 618108747, 1181081033, 2266398739, 3543243099, 6799196217, 7623341213, 22870023639, 83856753343, 251570260029]

約数ペア:

[(1, 251570260029), (3, 83856753343), (11, 22870023639), (33, 7623341213), (37, 6799196217), (71, 3543243099), (111, 2266398739), (213, 1181081033), (407, 618108747), (781, 322113009), (1221, 206036249), (2343, 107371003), (2627, 95763327), (7881, 31921109), (28897, 8705757), (86691, 2901919)]