420121051

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 545520096

約数和(自身を除く): 125399045

約数列:

[1, 7, 17, 37, 43, 49, 119, 259, 301, 317, 629, 731, 833, 1591, 1813, 2107, 2219, 4403, 5117, 5389, 11137, 11729, 13631, 15533, 27047, 30821, 35819, 37723, 77959, 82103, 95417, 189329, 199393, 231727, 264061, 504347, 574721, 667919, 1325303, 1395751, 1622089, 3530429, 8573899, 9770257, 11354623, 24713003, 60017293, 420121051]

約数ペア:

[(1, 420121051), (7, 60017293), (17, 24713003), (37, 11354623), (43, 9770257), (49, 8573899), (119, 3530429), (259, 1622089), (301, 1395751), (317, 1325303), (629, 667919), (731, 574721), (833, 504347), (1591, 264061), (1813, 231727), (2107, 199393), (2219, 189329), (4403, 95417), (5117, 82103), (5389, 77959), (11137, 37723), (11729, 35819), (13631, 30821), (15533, 27047)]