128844205

素因数分解:

$5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{5743}}^1$

素因数の和:6396

約数の個数: 16

約数和(自身を含む): 177007104

約数和(自身を除く): 48162899

約数列:

[1, 5, 7, 35, 641, 3205, 4487, 5743, 22435, 28715, 40201, 201005, 3681263, 18406315, 25768841, 128844205]

約数ペア:

[(1, 128844205), (5, 25768841), (7, 18406315), (35, 3681263), (641, 201005), (3205, 40201), (4487, 28715), (5743, 22435)]