281455812

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16529}}^1$

素因数の和:16593

約数の個数: 72

約数和(自身を含む): 794233440

約数和(自身を除く): 512777628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1419, 1548, 1892, 2838, 4257, 5676, 8514, 16529, 17028, 33058, 49587, 66116, 99174, 148761, 181819, 198348, 297522, 363638, 545457, 595044, 710747, 727276, 1090914, 1421494, 1636371, 2132241, 2181828, 2842988, 3272742, 4264482, 6396723, 6545484, 7818217, 8528964, 12793446, 15636434, 23454651, 25586892, 31272868, 46909302, 70363953, 93818604, 140727906, 281455812]

約数ペア:

[(1, 281455812), (2, 140727906), (3, 93818604), (4, 70363953), (6, 46909302), (9, 31272868), (11, 25586892), (12, 23454651), (18, 15636434), (22, 12793446), (33, 8528964), (36, 7818217), (43, 6545484), (44, 6396723), (66, 4264482), (86, 3272742), (99, 2842988), (129, 2181828), (132, 2132241), (172, 1636371), (198, 1421494), (258, 1090914), (387, 727276), (396, 710747), (473, 595044), (516, 545457), (774, 363638), (946, 297522), (1419, 198348), (1548, 181819), (1892, 148761), (2838, 99174), (4257, 66116), (5676, 49587), (8514, 33058), (16529, 17028)]