291285128428

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{293}}^1\times {\mathrm{16073}}^1$

素因数の和:16471

約数の個数: 72

約数和(自身を含む): 597297752352

約数和(自身を除く): 306012623924

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 293, 329, 586, 658, 1172, 1316, 2051, 2209, 4102, 4418, 8204, 8836, 13771, 15463, 16073, 27542, 30926, 32146, 55084, 61852, 64292, 96397, 112511, 192794, 225022, 385588, 450044, 647237, 755431, 1294474, 1510862, 2588948, 3021724, 4530659, 4709389, 5288017, 9061318, 9418778, 10576034, 18122636, 18837556, 21152068, 32965723, 35505257, 65931446, 71010514, 131862892, 142021028, 221341283, 248536799, 442682566, 497073598, 885365132, 994147196, 1549388981, 3098777962, 6197555924, 10403040301, 20806080602, 41612161204, 72821282107, 145642564214, 291285128428]

約数ペア:

[(1, 291285128428), (2, 145642564214), (4, 72821282107), (7, 41612161204), (14, 20806080602), (28, 10403040301), (47, 6197555924), (94, 3098777962), (188, 1549388981), (293, 994147196), (329, 885365132), (586, 497073598), (658, 442682566), (1172, 248536799), (1316, 221341283), (2051, 142021028), (2209, 131862892), (4102, 71010514), (4418, 65931446), (8204, 35505257), (8836, 32965723), (13771, 21152068), (15463, 18837556), (16073, 18122636), (27542, 10576034), (30926, 9418778), (32146, 9061318), (55084, 5288017), (61852, 4709389), (64292, 4530659), (96397, 3021724), (112511, 2588948), (192794, 1510862), (225022, 1294474), (385588, 755431), (450044, 647237)]