27786276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 81454464

約数和(自身を除く): 53668188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1553, 1988, 2556, 2982, 3106, 4473, 4659, 5964, 6212, 8946, 9318, 10871, 13977, 17892, 18636, 21742, 27954, 32613, 43484, 55908, 65226, 97839, 110263, 130452, 195678, 220526, 330789, 391356, 441052, 661578, 771841, 992367, 1323156, 1543682, 1984734, 2315523, 3087364, 3969468, 4631046, 6946569, 9262092, 13893138, 27786276]

約数ペア:

[(1, 27786276), (2, 13893138), (3, 9262092), (4, 6946569), (6, 4631046), (7, 3969468), (9, 3087364), (12, 2315523), (14, 1984734), (18, 1543682), (21, 1323156), (28, 992367), (36, 771841), (42, 661578), (63, 441052), (71, 391356), (84, 330789), (126, 220526), (142, 195678), (213, 130452), (252, 110263), (284, 97839), (426, 65226), (497, 55908), (639, 43484), (852, 32613), (994, 27954), (1278, 21742), (1491, 18636), (1553, 17892), (1988, 13977), (2556, 10871), (2982, 9318), (3106, 8946), (4473, 6212), (4659, 5964)]