2940105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{28001}}^1$

素因数の和:28016

約数の個数: 16

約数和(自身を含む): 5376384

約数和(自身を除く): 2436279

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 28001, 84003, 140005, 196007, 420015, 588021, 980035, 2940105]

約数ペア:

[(1, 2940105), (3, 980035), (5, 588021), (7, 420015), (15, 196007), (21, 140005), (35, 84003), (105, 28001)]