2656485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 5241600

約数和(自身を除く): 2585115

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 239, 247, 285, 585, 717, 741, 855, 1195, 1235, 2151, 2223, 3107, 3585, 3705, 4541, 9321, 10755, 11115, 13623, 15535, 22705, 27963, 40869, 46605, 59033, 68115, 139815, 177099, 204345, 295165, 531297, 885495, 2656485]

約数ペア:

[(1, 2656485), (3, 885495), (5, 531297), (9, 295165), (13, 204345), (15, 177099), (19, 139815), (39, 68115), (45, 59033), (57, 46605), (65, 40869), (95, 27963), (117, 22705), (171, 15535), (195, 13623), (239, 11115), (247, 10755), (285, 9321), (585, 4541), (717, 3705), (741, 3585), (855, 3107), (1195, 2223), (1235, 2151)]