289121247

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{60727}}^1$

素因数の和:60779

約数の個数: 18

約数和(自身を含む): 436573592

約数和(自身を除く): 147452345

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 60727, 182181, 546543, 1396721, 4190163, 12570489, 32124583, 96373749, 289121247]

約数ペア:

[(1, 289121247), (3, 96373749), (9, 32124583), (23, 12570489), (69, 4190163), (207, 1396721), (529, 546543), (1587, 182181), (4761, 60727)]