212618238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{7873}}^1$

素因数の和:8528

約数の個数: 32

約数和(自身を含む): 486802176

約数和(自身を除く): 274183938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 643, 1286, 1929, 3858, 4501, 7873, 9002, 13503, 15746, 23619, 27006, 47238, 55111, 110222, 165333, 330666, 5062339, 10124678, 15187017, 30374034, 35436373, 70872746, 106309119, 212618238]

約数ペア:

[(1, 212618238), (2, 106309119), (3, 70872746), (6, 35436373), (7, 30374034), (14, 15187017), (21, 10124678), (42, 5062339), (643, 330666), (1286, 165333), (1929, 110222), (3858, 55111), (4501, 47238), (7873, 27006), (9002, 23619), (13503, 15746)]