28808274

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 66189312

約数和(自身を除く): 37381038

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 47, 66, 74, 94, 111, 141, 222, 251, 282, 407, 502, 517, 753, 814, 1034, 1221, 1506, 1551, 1739, 2442, 2761, 3102, 3478, 5217, 5522, 8283, 9287, 10434, 11797, 16566, 18574, 19129, 23594, 27861, 35391, 38258, 55722, 57387, 70782, 102157, 114774, 129767, 204314, 259534, 306471, 389301, 436489, 612942, 778602, 872978, 1309467, 2618934, 4801379, 9602758, 14404137, 28808274]

約数ペア:

[(1, 28808274), (2, 14404137), (3, 9602758), (6, 4801379), (11, 2618934), (22, 1309467), (33, 872978), (37, 778602), (47, 612942), (66, 436489), (74, 389301), (94, 306471), (111, 259534), (141, 204314), (222, 129767), (251, 114774), (282, 102157), (407, 70782), (502, 57387), (517, 55722), (753, 38258), (814, 35391), (1034, 27861), (1221, 23594), (1506, 19129), (1551, 18574), (1739, 16566), (2442, 11797), (2761, 10434), (3102, 9287), (3478, 8283), (5217, 5522)]