217377083

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 288199296

約数和(自身を除く): 70822213

約数列:

[1, 7, 11, 43, 49, 77, 83, 113, 301, 473, 539, 581, 791, 913, 1243, 2107, 3311, 3569, 4067, 4859, 5537, 6391, 8701, 9379, 23177, 24983, 34013, 39259, 44737, 53449, 60907, 65653, 103169, 174881, 238091, 274813, 374143, 403297, 459571, 722183, 1923691, 2619001, 2823079, 4436267, 5055281, 19761553, 31053869, 217377083]

約数ペア:

[(1, 217377083), (7, 31053869), (11, 19761553), (43, 5055281), (49, 4436267), (77, 2823079), (83, 2619001), (113, 1923691), (301, 722183), (473, 459571), (539, 403297), (581, 374143), (791, 274813), (913, 238091), (1243, 174881), (2107, 103169), (3311, 65653), (3569, 60907), (4067, 53449), (4859, 44737), (5537, 39259), (6391, 34013), (8701, 24983), (9379, 23177)]