199416919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{179}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 231925680

約数和(自身を除く): 32508761

約数列:

[1, 13, 17, 71, 179, 221, 923, 1207, 2327, 3043, 5041, 12709, 15691, 39559, 65533, 85697, 165217, 216053, 902339, 1114061, 2808689, 11730407, 15339763, 199416919]

約数ペア:

[(1, 199416919), (13, 15339763), (17, 11730407), (71, 2808689), (179, 1114061), (221, 902339), (923, 216053), (1207, 165217), (2327, 85697), (3043, 65533), (5041, 39559), (12709, 15691)]