42721945

素因数分解:

$5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{2819}}^1$

素因数の和:3264

約数の個数: 16

約数和(自身を含む): 58746240

約数和(自身を除く): 16024295

約数列:

[1, 5, 7, 35, 433, 2165, 2819, 3031, 14095, 15155, 19733, 98665, 1220627, 6103135, 8544389, 42721945]

約数ペア:

[(1, 42721945), (5, 8544389), (7, 6103135), (35, 1220627), (433, 98665), (2165, 19733), (2819, 15155), (3031, 14095)]