1277952004

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{642833}}^1$

素因数の和:642915

約数の個数: 24

約数和(自身を含む): 2591906688

約数和(自身を除く): 1313954684

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 642833, 1285666, 2571332, 4499831, 8999662, 17999324, 45641143, 91282286, 182564572, 319488001, 638976002, 1277952004]

約数ペア:

[(1, 1277952004), (2, 638976002), (4, 319488001), (7, 182564572), (14, 91282286), (28, 45641143), (71, 17999324), (142, 8999662), (284, 4499831), (497, 2571332), (994, 1285666), (1988, 642833)]