2971542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 6854400

約数和(自身を除く): 3882858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 509, 834, 973, 1018, 1527, 1946, 2919, 3054, 3563, 5838, 7126, 10689, 21378, 70751, 141502, 212253, 424506, 495257, 990514, 1485771, 2971542]

約数ペア:

[(1, 2971542), (2, 1485771), (3, 990514), (6, 495257), (7, 424506), (14, 212253), (21, 141502), (42, 70751), (139, 21378), (278, 10689), (417, 7126), (509, 5838), (834, 3563), (973, 3054), (1018, 2919), (1527, 1946)]