40638351

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{6637}}^1$

素因数の和:6810

約数の個数: 16

約数和(自身を含む): 58733024

約数和(自身を除く): 18094673

約数列:

[1, 3, 13, 39, 157, 471, 2041, 6123, 6637, 19911, 86281, 258843, 1042009, 3126027, 13546117, 40638351]

約数ペア:

[(1, 40638351), (3, 13546117), (13, 3126027), (39, 1042009), (157, 258843), (471, 86281), (2041, 19911), (6123, 6637)]