1887561

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 3168828

約数和(自身を除く): 1281267

約数列:

[1, 3, 9, 13, 17, 39, 51, 73, 117, 153, 169, 219, 221, 507, 657, 663, 949, 1241, 1521, 1989, 2847, 2873, 3723, 8541, 8619, 11169, 12337, 16133, 25857, 37011, 48399, 111033, 145197, 209729, 629187, 1887561]

約数ペア:

[(1, 1887561), (3, 629187), (9, 209729), (13, 145197), (17, 111033), (39, 48399), (51, 37011), (73, 25857), (117, 16133), (153, 12337), (169, 11169), (219, 8619), (221, 8541), (507, 3723), (657, 2873), (663, 2847), (949, 1989), (1241, 1521)]