55107387

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{21187}}^1$

素因数の和:21227

約数の個数: 18

約数和(自身を含む): 84561308

約数和(自身を除く): 29453921

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 21187, 63561, 190683, 360179, 1080537, 3241611, 6123043, 18369129, 55107387]

約数ペア:

[(1, 55107387), (3, 18369129), (9, 6123043), (17, 3241611), (51, 1080537), (153, 360179), (289, 190683), (867, 63561), (2601, 21187)]