220161151

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{1973}}^1$

素因数の和:2838

約数の個数: 16

約数和(自身を含む): 265305600

約数和(自身を除く): 45144449

約数列:

[1, 7, 19, 133, 839, 1973, 5873, 13811, 15941, 37487, 111587, 262409, 1655347, 11587429, 31451593, 220161151]

約数ペア:

[(1, 220161151), (7, 31451593), (19, 11587429), (133, 1655347), (839, 262409), (1973, 111587), (5873, 37487), (13811, 15941)]