28480319

素因数分解:

$7^3\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:1995

約数の個数: 16

約数和(自身を含む): 34003200

約数和(自身を除く): 5522881

約数列:

[1, 7, 43, 49, 301, 343, 1931, 2107, 13517, 14749, 83033, 94619, 581231, 662333, 4068617, 28480319]

約数ペア:

[(1, 28480319), (7, 4068617), (43, 662333), (49, 581231), (301, 94619), (343, 83033), (1931, 14749), (2107, 13517)]