214977315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2047403}}^1$

素因数の和:2047418

約数の個数: 16

約数和(自身を含む): 393101568

約数和(自身を除く): 178124253

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2047403, 6142209, 10237015, 14331821, 30711045, 42995463, 71659105, 214977315]

約数ペア:

[(1, 214977315), (3, 71659105), (5, 42995463), (7, 30711045), (15, 14331821), (21, 10237015), (35, 6142209), (105, 2047403)]