388619994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{9252857}}^1$

素因数の和:9252869

約数の個数: 16

約数和(自身を含む): 888274368

約数和(自身を除く): 499654374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 9252857, 18505714, 27758571, 55517142, 64769999, 129539998, 194309997, 388619994]

約数ペア:

[(1, 388619994), (2, 194309997), (3, 129539998), (6, 64769999), (7, 55517142), (14, 27758571), (21, 18505714), (42, 9252857)]