209849684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 426692448

約数和(自身を除く): 216842764

約数列:

[1, 2, 4, 11, 22, 29, 44, 53, 58, 106, 107, 116, 212, 214, 319, 428, 583, 638, 841, 1166, 1177, 1276, 1537, 1682, 2332, 2354, 3074, 3103, 3364, 4708, 5671, 6148, 6206, 9251, 11342, 12412, 16907, 18502, 22684, 33814, 34133, 37004, 44573, 62381, 67628, 68266, 89146, 89987, 124762, 136532, 164459, 178292, 179974, 249524, 328918, 359948, 490303, 657836, 980606, 989857, 1809049, 1961212, 1979714, 3618098, 3959428, 4769311, 7236196, 9538622, 19077244, 52462421, 104924842, 209849684]

約数ペア:

[(1, 209849684), (2, 104924842), (4, 52462421), (11, 19077244), (22, 9538622), (29, 7236196), (44, 4769311), (53, 3959428), (58, 3618098), (106, 1979714), (107, 1961212), (116, 1809049), (212, 989857), (214, 980606), (319, 657836), (428, 490303), (583, 359948), (638, 328918), (841, 249524), (1166, 179974), (1177, 178292), (1276, 164459), (1537, 136532), (1682, 124762), (2332, 89987), (2354, 89146), (3074, 68266), (3103, 67628), (3364, 62381), (4708, 44573), (5671, 37004), (6148, 34133), (6206, 33814), (9251, 22684), (11342, 18502), (12412, 16907)]