211678929

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 399200256

約数和(自身を除く): 187521327

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 67, 77, 97, 99, 141, 201, 231, 291, 329, 423, 469, 517, 603, 679, 693, 737, 873, 987, 1067, 1407, 1551, 2037, 2211, 2961, 3149, 3201, 3619, 4221, 4559, 4653, 5159, 6111, 6499, 6633, 7469, 9447, 9603, 10857, 13677, 15477, 19497, 22043, 22407, 28341, 31913, 32571, 34639, 41031, 45493, 46431, 50149, 58491, 66129, 67221, 71489, 95739, 103917, 136479, 150447, 198387, 214467, 242473, 287217, 305453, 311751, 351043, 409437, 451341, 500423, 643401, 727419, 916359, 1053129, 1501269, 2138171, 2182257, 2749077, 3159387, 3359983, 4503807, 6414513, 10079949, 19243539, 23519881, 30239847, 70559643, 211678929]

約数ペア:

[(1, 211678929), (3, 70559643), (7, 30239847), (9, 23519881), (11, 19243539), (21, 10079949), (33, 6414513), (47, 4503807), (63, 3359983), (67, 3159387), (77, 2749077), (97, 2182257), (99, 2138171), (141, 1501269), (201, 1053129), (231, 916359), (291, 727419), (329, 643401), (423, 500423), (469, 451341), (517, 409437), (603, 351043), (679, 311751), (693, 305453), (737, 287217), (873, 242473), (987, 214467), (1067, 198387), (1407, 150447), (1551, 136479), (2037, 103917), (2211, 95739), (2961, 71489), (3149, 67221), (3201, 66129), (3619, 58491), (4221, 50149), (4559, 46431), (4653, 45493), (5159, 41031), (6111, 34639), (6499, 32571), (6633, 31913), (7469, 28341), (9447, 22407), (9603, 22043), (10857, 19497), (13677, 15477)]