1378013

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 1787520

約数和(自身を除く): 409507

約数列:

[1, 7, 13, 19, 91, 133, 247, 797, 1729, 5579, 10361, 15143, 72527, 106001, 196859, 1378013]

約数ペア:

[(1, 1378013), (7, 196859), (13, 106001), (19, 72527), (91, 15143), (133, 10361), (247, 5579), (797, 1729)]