28079821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7759}}^1$

素因数の和:7824

約数の個数: 16

約数和(自身を含む): 35758080

約数和(自身を除く): 7678259

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 7759, 54313, 85349, 364673, 597443, 2552711, 4011403, 28079821]

約数ペア:

[(1, 28079821), (7, 4011403), (11, 2552711), (47, 597443), (77, 364673), (329, 85349), (517, 54313), (3619, 7759)]