208161751

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{32429}}^1$

素因数の和:32574

約数の個数: 12

約数和(自身を含む): 244003320

約数和(自身を除く): 35841569

約数列:

[1, 7, 49, 131, 917, 6419, 32429, 227003, 1589021, 4248199, 29737393, 208161751]

約数ペア:

[(1, 208161751), (7, 29737393), (49, 4248199), (131, 1589021), (917, 227003), (6419, 32429)]