28685367

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{5393}}^1$

素因数の和:5599

約数の個数: 16

約数和(自身を含む): 42720480

約数和(自身を除く): 14035113

約数列:

[1, 3, 9, 27, 197, 591, 1773, 5319, 5393, 16179, 48537, 145611, 1062421, 3187263, 9561789, 28685367]

約数ペア:

[(1, 28685367), (3, 9561789), (9, 3187263), (27, 1062421), (197, 145611), (591, 48537), (1773, 16179), (5319, 5393)]