214928571

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{6863}}^1$

素因数の和:6963

約数の個数: 32

約数和(自身を含む): 341332992

約数和(自身を除く): 126404421

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 803, 949, 2409, 2847, 6863, 10439, 20589, 31317, 75493, 89219, 226479, 267657, 500999, 981409, 1502997, 2944227, 5510989, 6512987, 16532967, 19538961, 71642857, 214928571]

約数ペア:

[(1, 214928571), (3, 71642857), (11, 19538961), (13, 16532967), (33, 6512987), (39, 5510989), (73, 2944227), (143, 1502997), (219, 981409), (429, 500999), (803, 267657), (949, 226479), (2409, 89219), (2847, 75493), (6863, 31317), (10439, 20589)]