3896753945

素因数分解:

$5^1\times 7^1\times {\mathrm{4001}}^1\times {\mathrm{27827}}^1$

素因数の和:31840

約数の個数: 16

約数和(自身を含む): 5345647488

約数和(自身を除く): 1448893543

約数列:

[1, 5, 7, 35, 4001, 20005, 27827, 28007, 139135, 140035, 194789, 973945, 111335827, 556679135, 779350789, 3896753945]

約数ペア:

[(1, 3896753945), (5, 779350789), (7, 556679135), (35, 111335827), (4001, 973945), (20005, 194789), (27827, 140035), (28007, 139135)]