2787288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 8156160

約数和(自身を除く): 5368872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 353, 376, 564, 658, 706, 987, 1059, 1128, 1316, 1412, 1974, 2118, 2471, 2632, 2824, 3948, 4236, 4942, 7413, 7896, 8472, 9884, 14826, 16591, 19768, 29652, 33182, 49773, 59304, 66364, 99546, 116137, 132728, 199092, 232274, 348411, 398184, 464548, 696822, 929096, 1393644, 2787288]

約数ペア:

[(1, 2787288), (2, 1393644), (3, 929096), (4, 696822), (6, 464548), (7, 398184), (8, 348411), (12, 232274), (14, 199092), (21, 132728), (24, 116137), (28, 99546), (42, 66364), (47, 59304), (56, 49773), (84, 33182), (94, 29652), (141, 19768), (168, 16591), (188, 14826), (282, 9884), (329, 8472), (353, 7896), (376, 7413), (564, 4942), (658, 4236), (706, 3948), (987, 2824), (1059, 2632), (1128, 2471), (1316, 2118), (1412, 1974)]