16723728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 120

約数和(自身を含む): 54782208

約数和(自身を除く): 38058480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 353, 376, 423, 504, 564, 658, 706, 752, 846, 987, 1008, 1059, 1128, 1316, 1412, 1692, 1974, 2118, 2256, 2471, 2632, 2824, 2961, 3177, 3384, 3948, 4236, 4942, 5264, 5648, 5922, 6354, 6768, 7413, 7896, 8472, 9884, 11844, 12708, 14826, 15792, 16591, 16944, 19768, 22239, 23688, 25416, 29652, 33182, 39536, 44478, 47376, 49773, 50832, 59304, 66364, 88956, 99546, 116137, 118608, 132728, 149319, 177912, 199092, 232274, 265456, 298638, 348411, 355824, 398184, 464548, 597276, 696822, 796368, 929096, 1045233, 1194552, 1393644, 1858192, 2090466, 2389104, 2787288, 4180932, 5574576, 8361864, 16723728]

約数ペア:

[(1, 16723728), (2, 8361864), (3, 5574576), (4, 4180932), (6, 2787288), (7, 2389104), (8, 2090466), (9, 1858192), (12, 1393644), (14, 1194552), (16, 1045233), (18, 929096), (21, 796368), (24, 696822), (28, 597276), (36, 464548), (42, 398184), (47, 355824), (48, 348411), (56, 298638), (63, 265456), (72, 232274), (84, 199092), (94, 177912), (112, 149319), (126, 132728), (141, 118608), (144, 116137), (168, 99546), (188, 88956), (252, 66364), (282, 59304), (329, 50832), (336, 49773), (353, 47376), (376, 44478), (423, 39536), (504, 33182), (564, 29652), (658, 25416), (706, 23688), (752, 22239), (846, 19768), (987, 16944), (1008, 16591), (1059, 15792), (1128, 14826), (1316, 12708), (1412, 11844), (1692, 9884), (1974, 8472), (2118, 7896), (2256, 7413), (2471, 6768), (2632, 6354), (2824, 5922), (2961, 5648), (3177, 5264), (3384, 4942), (3948, 4236)]