2181129132

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{1459}}^1$

素因数の和:1560

約数の個数: 144

約数和(自身を含む): 6442033920

約数和(自身を除く): 4260904788

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 52, 74, 78, 84, 91, 111, 148, 156, 182, 222, 259, 273, 364, 444, 481, 518, 546, 777, 962, 1036, 1092, 1369, 1443, 1459, 1554, 1924, 2738, 2886, 2918, 3108, 3367, 4107, 4377, 5476, 5772, 5836, 6734, 8214, 8754, 9583, 10101, 10213, 13468, 16428, 17508, 17797, 18967, 19166, 20202, 20426, 28749, 30639, 35594, 37934, 38332, 40404, 40852, 53391, 53983, 56901, 57498, 61278, 71188, 75868, 106782, 107966, 113802, 114996, 122556, 124579, 132769, 161949, 213564, 215932, 227604, 249158, 265538, 323898, 373737, 377881, 398307, 498316, 531076, 647796, 701779, 747474, 755762, 796614, 1133643, 1403558, 1494948, 1511524, 1593228, 1997371, 2105337, 2267286, 2807116, 3994742, 4210674, 4534572, 4912453, 5992113, 7989484, 8421348, 9824906, 11984226, 13981597, 14737359, 19649812, 23968452, 25965823, 27963194, 29474718, 41944791, 51931646, 55926388, 58949436, 77897469, 83889582, 103863292, 155794938, 167779164, 181760761, 311589876, 363521522, 545282283, 727043044, 1090564566, 2181129132]

約数ペア:

[(1, 2181129132), (2, 1090564566), (3, 727043044), (4, 545282283), (6, 363521522), (7, 311589876), (12, 181760761), (13, 167779164), (14, 155794938), (21, 103863292), (26, 83889582), (28, 77897469), (37, 58949436), (39, 55926388), (42, 51931646), (52, 41944791), (74, 29474718), (78, 27963194), (84, 25965823), (91, 23968452), (111, 19649812), (148, 14737359), (156, 13981597), (182, 11984226), (222, 9824906), (259, 8421348), (273, 7989484), (364, 5992113), (444, 4912453), (481, 4534572), (518, 4210674), (546, 3994742), (777, 2807116), (962, 2267286), (1036, 2105337), (1092, 1997371), (1369, 1593228), (1443, 1511524), (1459, 1494948), (1554, 1403558), (1924, 1133643), (2738, 796614), (2886, 755762), (2918, 747474), (3108, 701779), (3367, 647796), (4107, 531076), (4377, 498316), (5476, 398307), (5772, 377881), (5836, 373737), (6734, 323898), (8214, 265538), (8754, 249158), (9583, 227604), (10101, 215932), (10213, 213564), (13468, 161949), (16428, 132769), (17508, 124579), (17797, 122556), (18967, 114996), (19166, 113802), (20202, 107966), (20426, 106782), (28749, 75868), (30639, 71188), (35594, 61278), (37934, 57498), (38332, 56901), (40404, 53983), (40852, 53391)]