3970036

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 8055936

約数和(自身を除く): 4085900

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 1997, 3994, 7988, 13979, 27958, 55916, 141787, 283574, 567148, 992509, 1985018, 3970036]

約数ペア:

[(1, 3970036), (2, 1985018), (4, 992509), (7, 567148), (14, 283574), (28, 141787), (71, 55916), (142, 27958), (284, 13979), (497, 7988), (994, 3994), (1988, 1997)]