81305994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:872

約数の個数: 96

約数和(自身を含む): 213276672

約数和(自身を除く): 131970678

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 49, 62, 66, 77, 93, 98, 147, 154, 186, 217, 231, 294, 341, 434, 462, 539, 651, 682, 811, 1023, 1078, 1302, 1519, 1617, 1622, 2046, 2387, 2433, 3038, 3234, 4557, 4774, 4866, 5677, 7161, 8921, 9114, 11354, 14322, 16709, 17031, 17842, 25141, 26763, 33418, 34062, 39739, 50127, 50282, 53526, 62447, 75423, 79478, 100254, 119217, 124894, 150846, 175987, 187341, 238434, 276551, 351974, 374682, 437129, 527961, 553102, 829653, 874258, 1055922, 1231909, 1311387, 1659306, 1935857, 2463818, 2622774, 3695727, 3871714, 5807571, 7391454, 11615142, 13550999, 27101998, 40652997, 81305994]

約数ペア:

[(1, 81305994), (2, 40652997), (3, 27101998), (6, 13550999), (7, 11615142), (11, 7391454), (14, 5807571), (21, 3871714), (22, 3695727), (31, 2622774), (33, 2463818), (42, 1935857), (49, 1659306), (62, 1311387), (66, 1231909), (77, 1055922), (93, 874258), (98, 829653), (147, 553102), (154, 527961), (186, 437129), (217, 374682), (231, 351974), (294, 276551), (341, 238434), (434, 187341), (462, 175987), (539, 150846), (651, 124894), (682, 119217), (811, 100254), (1023, 79478), (1078, 75423), (1302, 62447), (1519, 53526), (1617, 50282), (1622, 50127), (2046, 39739), (2387, 34062), (2433, 33418), (3038, 26763), (3234, 25141), (4557, 17842), (4774, 17031), (4866, 16709), (5677, 14322), (7161, 11354), (8921, 9114)]