39993247

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 46772800

約数和(自身を除く): 6779553

約数列:

[1, 7, 61, 229, 409, 427, 1603, 2863, 13969, 24949, 93661, 97783, 174643, 655627, 5713321, 39993247]

約数ペア:

[(1, 39993247), (7, 5713321), (61, 655627), (229, 174643), (409, 97783), (427, 93661), (1603, 24949), (2863, 13969)]