128766708

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72997}}^1$

素因数の和:73021

約数の個数: 54

約数和(自身を含む): 378640626

約数和(自身を除く): 249873918

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72997, 145994, 218991, 291988, 437982, 510979, 656973, 875964, 1021958, 1313946, 1532937, 2043916, 2627892, 3065874, 3576853, 4598811, 6131748, 7153706, 9197622, 10730559, 14307412, 18395244, 21461118, 32191677, 42922236, 64383354, 128766708]

約数ペア:

[(1, 128766708), (2, 64383354), (3, 42922236), (4, 32191677), (6, 21461118), (7, 18395244), (9, 14307412), (12, 10730559), (14, 9197622), (18, 7153706), (21, 6131748), (28, 4598811), (36, 3576853), (42, 3065874), (49, 2627892), (63, 2043916), (84, 1532937), (98, 1313946), (126, 1021958), (147, 875964), (196, 656973), (252, 510979), (294, 437982), (441, 291988), (588, 218991), (882, 145994), (1764, 72997)]