210577437

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 376586496

約数和(自身を除く): 166009059

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 197, 329, 361, 399, 423, 591, 893, 987, 1083, 1197, 1379, 1773, 2527, 2679, 2961, 3249, 3743, 4137, 6251, 7581, 8037, 9259, 11229, 12411, 16967, 18753, 22743, 26201, 27777, 33687, 50901, 56259, 64813, 71117, 78603, 83331, 118769, 152703, 175921, 194439, 213351, 235809, 356307, 497819, 527763, 583317, 640053, 1068921, 1231447, 1493457, 1583289, 3342499, 3694341, 4480371, 10027497, 11083023, 23397493, 30082491, 70192479, 210577437]

約数ペア:

[(1, 210577437), (3, 70192479), (7, 30082491), (9, 23397493), (19, 11083023), (21, 10027497), (47, 4480371), (57, 3694341), (63, 3342499), (133, 1583289), (141, 1493457), (171, 1231447), (197, 1068921), (329, 640053), (361, 583317), (399, 527763), (423, 497819), (591, 356307), (893, 235809), (987, 213351), (1083, 194439), (1197, 175921), (1379, 152703), (1773, 118769), (2527, 83331), (2679, 78603), (2961, 71117), (3249, 64813), (3743, 56259), (4137, 50901), (6251, 33687), (7581, 27777), (8037, 26201), (9259, 22743), (11229, 18753), (12411, 16967)]