77671321

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{17419}}^1$

素因数の和:17453

約数の個数: 16

約数和(自身を含む): 97552000

約数和(自身を除く): 19880679

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 17419, 121933, 226447, 853531, 1585129, 5974717, 11095903, 77671321]

約数ペア:

[(1, 77671321), (7, 11095903), (13, 5974717), (49, 1585129), (91, 853531), (343, 226447), (637, 121933), (4459, 17419)]