7889994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{20873}}^1$

素因数の和:20891

約数の個数: 32

約数和(自身を含む): 20039040

約数和(自身を除く): 12149046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 20873, 41746, 62619, 125238, 146111, 187857, 292222, 375714, 438333, 563571, 876666, 1127142, 1314999, 2629998, 3944997, 7889994]

約数ペア:

[(1, 7889994), (2, 3944997), (3, 2629998), (6, 1314999), (7, 1127142), (9, 876666), (14, 563571), (18, 438333), (21, 375714), (27, 292222), (42, 187857), (54, 146111), (63, 125238), (126, 62619), (189, 41746), (378, 20873)]