28111473

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2477}}^1$

素因数の和:2593

約数の個数: 24

約数和(自身を含む): 44197608

約数和(自身を除く): 16086135

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 2477, 3783, 7431, 11349, 22293, 32201, 96603, 240269, 289809, 720807, 2162421, 3123497, 9370491, 28111473]

約数ペア:

[(1, 28111473), (3, 9370491), (9, 3123497), (13, 2162421), (39, 720807), (97, 289809), (117, 240269), (291, 96603), (873, 32201), (1261, 22293), (2477, 11349), (3783, 7431)]