208971588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1393

約数の個数: 96

約数和(自身を含む): 583446528

約数和(自身を除く): 374474940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 47, 82, 84, 94, 123, 141, 164, 188, 246, 282, 287, 329, 492, 564, 574, 658, 861, 987, 1148, 1291, 1316, 1722, 1927, 1974, 2582, 3444, 3854, 3873, 3948, 5164, 5781, 7708, 7746, 9037, 11562, 13489, 15492, 18074, 23124, 26978, 27111, 36148, 40467, 52931, 53956, 54222, 60677, 80934, 105862, 108444, 121354, 158793, 161868, 182031, 211724, 242708, 317586, 364062, 370517, 424739, 635172, 728124, 741034, 849478, 1111551, 1274217, 1482068, 1698956, 2223102, 2487757, 2548434, 4446204, 4975514, 5096868, 7463271, 9951028, 14926542, 17414299, 29853084, 34828598, 52242897, 69657196, 104485794, 208971588]

約数ペア:

[(1, 208971588), (2, 104485794), (3, 69657196), (4, 52242897), (6, 34828598), (7, 29853084), (12, 17414299), (14, 14926542), (21, 9951028), (28, 7463271), (41, 5096868), (42, 4975514), (47, 4446204), (82, 2548434), (84, 2487757), (94, 2223102), (123, 1698956), (141, 1482068), (164, 1274217), (188, 1111551), (246, 849478), (282, 741034), (287, 728124), (329, 635172), (492, 424739), (564, 370517), (574, 364062), (658, 317586), (861, 242708), (987, 211724), (1148, 182031), (1291, 161868), (1316, 158793), (1722, 121354), (1927, 108444), (1974, 105862), (2582, 80934), (3444, 60677), (3854, 54222), (3873, 53956), (3948, 52931), (5164, 40467), (5781, 36148), (7708, 27111), (7746, 26978), (9037, 23124), (11562, 18074), (13489, 15492)]