2821315

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 3902400

約数和(自身を除く): 1081085

約数列:

[1, 5, 7, 35, 149, 541, 745, 1043, 2705, 3787, 5215, 18935, 80609, 403045, 564263, 2821315]

約数ペア:

[(1, 2821315), (5, 564263), (7, 403045), (35, 80609), (149, 18935), (541, 5215), (745, 3787), (1043, 2705)]