8820315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{28001}}^1$

素因数の和:28019

約数の個数: 24

約数和(自身を含む): 17473248

約数和(自身を除く): 8652933

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 28001, 84003, 140005, 196007, 252009, 420015, 588021, 980035, 1260045, 1764063, 2940105, 8820315]

約数ペア:

[(1, 8820315), (3, 2940105), (5, 1764063), (7, 1260045), (9, 980035), (15, 588021), (21, 420015), (35, 252009), (45, 196007), (63, 140005), (105, 84003), (315, 28001)]