209484821

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{2039}}^1$

素因数の和:3188

約数の個数: 16

約数和(自身を含む): 258182400

約数和(自身を除く): 48697579

約数列:

[1, 7, 13, 91, 1129, 2039, 7903, 14273, 14677, 26507, 102739, 185549, 2302031, 16114217, 29926403, 209484821]

約数ペア:

[(1, 209484821), (7, 29926403), (13, 16114217), (91, 2302031), (1129, 185549), (2039, 102739), (7903, 26507), (14273, 14677)]