208069561

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{5443}}^1$

素因数の和:5620

約数の個数: 16

約数和(自身を含む): 245284864

約数和(自身を除く): 37215303

約数列:

[1, 7, 43, 127, 301, 889, 5443, 5461, 38101, 38227, 234049, 691261, 1638343, 4838827, 29724223, 208069561]

約数ペア:

[(1, 208069561), (7, 29724223), (43, 4838827), (127, 1638343), (301, 691261), (889, 234049), (5443, 38227), (5461, 38101)]