249732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{991}}^1$

素因数の和:1008

約数の個数: 36

約数和(自身を含む): 722176

約数和(自身を除く): 472444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 991, 1982, 2973, 3964, 5946, 6937, 8919, 11892, 13874, 17838, 20811, 27748, 35676, 41622, 62433, 83244, 124866, 249732]

約数ペア:

[(1, 249732), (2, 124866), (3, 83244), (4, 62433), (6, 41622), (7, 35676), (9, 27748), (12, 20811), (14, 17838), (18, 13874), (21, 11892), (28, 8919), (36, 6937), (42, 5946), (63, 3964), (84, 2973), (126, 1982), (252, 991)]