51140661

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 85929984

約数和(自身を除く): 34789323

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 71, 73, 143, 213, 219, 253, 299, 429, 759, 781, 803, 897, 923, 949, 1633, 1679, 2343, 2409, 2769, 2847, 3289, 4899, 5037, 5183, 9867, 10153, 10439, 15549, 17963, 18469, 21229, 21827, 30459, 31317, 53889, 55407, 57013, 63687, 65481, 67379, 119209, 171039, 202137, 233519, 240097, 357627, 700557, 720291, 741169, 1311299, 1549717, 2223507, 3933897, 4649151, 17046887, 51140661]

約数ペア:

[(1, 51140661), (3, 17046887), (11, 4649151), (13, 3933897), (23, 2223507), (33, 1549717), (39, 1311299), (69, 741169), (71, 720291), (73, 700557), (143, 357627), (213, 240097), (219, 233519), (253, 202137), (299, 171039), (429, 119209), (759, 67379), (781, 65481), (803, 63687), (897, 57013), (923, 55407), (949, 53889), (1633, 31317), (1679, 30459), (2343, 21827), (2409, 21229), (2769, 18469), (2847, 17963), (3289, 15549), (4899, 10439), (5037, 10153), (5183, 9867)]