28839027

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6971}}^1$

素因数の和:7178

約数の個数: 16

約数和(自身を含む): 44174592

約数和(自身を除く): 15335565

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 6971, 20913, 48797, 146391, 1373287, 4119861, 9613009, 28839027]

約数ペア:

[(1, 28839027), (3, 9613009), (7, 4119861), (21, 1373287), (197, 146391), (591, 48797), (1379, 20913), (4137, 6971)]