990289053

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{228757}}^1$

素因数の和:228813

約数の個数: 24

約数和(自身を含む): 1582090328

約数和(自身を除く): 591801275

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 228757, 686271, 2058813, 2973841, 8464009, 8921523, 25392027, 26764569, 76176081, 110032117, 330096351, 990289053]

約数ペア:

[(1, 990289053), (3, 330096351), (9, 110032117), (13, 76176081), (37, 26764569), (39, 25392027), (111, 8921523), (117, 8464009), (333, 2973841), (481, 2058813), (1443, 686271), (4329, 228757)]