220357281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{52057}}^1$

素因数の和:52160

約数の個数: 16

約数和(自身を含む): 314846784

約数和(自身を除く): 94489503

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 52057, 156171, 884969, 2654907, 4320731, 12962193, 73452427, 220357281]

約数ペア:

[(1, 220357281), (3, 73452427), (17, 12962193), (51, 4320731), (83, 2654907), (249, 884969), (1411, 156171), (4233, 52057)]