16178721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3877}}^1$

素因数の和:4000

約数の個数: 16

約数和(自身を含む): 23454144

約数和(自身を除く): 7275423

約数列:

[1, 3, 13, 39, 107, 321, 1391, 3877, 4173, 11631, 50401, 151203, 414839, 1244517, 5392907, 16178721]

約数ペア:

[(1, 16178721), (3, 5392907), (13, 1244517), (39, 414839), (107, 151203), (321, 50401), (1391, 11631), (3877, 4173)]