689429454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{231197}}^1$

素因数の和:231280

約数の個数: 32

約数和(自身を含む): 1598040576

約数和(自身を除く): 908611122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 231197, 462394, 693591, 1387182, 1618379, 3236758, 4855137, 9710274, 16414987, 32829974, 49244961, 98489922, 114904909, 229809818, 344714727, 689429454]

約数ペア:

[(1, 689429454), (2, 344714727), (3, 229809818), (6, 114904909), (7, 98489922), (14, 49244961), (21, 32829974), (42, 16414987), (71, 9710274), (142, 4855137), (213, 3236758), (426, 1618379), (497, 1387182), (994, 693591), (1491, 462394), (2982, 231197)]