28755426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9643}}^1$

素因数の和:9726

約数の個数: 32

約数和(自身を含む): 66659328

約数和(自身を除く): 37903902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 9643, 19286, 28929, 57858, 67501, 135002, 202503, 405006, 684653, 1369306, 2053959, 4107918, 4792571, 9585142, 14377713, 28755426]

約数ペア:

[(1, 28755426), (2, 14377713), (3, 9585142), (6, 4792571), (7, 4107918), (14, 2053959), (21, 1369306), (42, 684653), (71, 405006), (142, 202503), (213, 135002), (426, 67501), (497, 57858), (994, 28929), (1491, 19286), (2982, 9643)]