27247785

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 44913792

約数和(自身を除く): 17666007

約数列:

[1, 3, 5, 15, 61, 97, 183, 291, 305, 307, 485, 915, 921, 1455, 1535, 4605, 5917, 17751, 18727, 29585, 29779, 56181, 88755, 89337, 93635, 148895, 280905, 446685, 1816519, 5449557, 9082595, 27247785]

約数ペア:

[(1, 27247785), (3, 9082595), (5, 5449557), (15, 1816519), (61, 446685), (97, 280905), (183, 148895), (291, 93635), (305, 89337), (307, 88755), (485, 56181), (915, 29779), (921, 29585), (1455, 18727), (1535, 17751), (4605, 5917)]