201719378

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 364336704

約数和(自身を除く): 162617326

約数列:

[1, 2, 7, 14, 49, 53, 71, 98, 106, 142, 371, 497, 547, 742, 994, 1094, 2597, 3479, 3763, 3829, 5194, 6958, 7526, 7658, 26341, 26803, 28991, 38837, 52682, 53606, 57982, 77674, 184387, 202937, 271859, 368774, 405874, 543718, 1420559, 1903013, 2058361, 2841118, 3806026, 4116722, 14408527, 28817054, 100859689, 201719378]

約数ペア:

[(1, 201719378), (2, 100859689), (7, 28817054), (14, 14408527), (49, 4116722), (53, 3806026), (71, 2841118), (98, 2058361), (106, 1903013), (142, 1420559), (371, 543718), (497, 405874), (547, 368774), (742, 271859), (994, 202937), (1094, 184387), (2597, 77674), (3479, 57982), (3763, 53606), (3829, 52682), (5194, 38837), (6958, 28991), (7526, 26803), (7658, 26341)]