81237429

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{99191}}^1$

素因数の和:99217

約数の個数: 24

約数和(自身を含む): 144423552

約数和(自身を除く): 63186123

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 99191, 297573, 694337, 892719, 1289483, 2083011, 3868449, 6249033, 9026381, 11605347, 27079143, 81237429]

約数ペア:

[(1, 81237429), (3, 27079143), (7, 11605347), (9, 9026381), (13, 6249033), (21, 3868449), (39, 2083011), (63, 1289483), (91, 892719), (117, 694337), (273, 297573), (819, 99191)]