28039143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 14780697

約数列:

[1, 3, 11, 29, 33, 83, 87, 249, 319, 353, 913, 957, 1059, 2407, 2739, 3883, 7221, 10237, 11649, 26477, 29299, 30711, 79431, 87897, 112607, 322289, 337821, 849671, 966867, 2549013, 9346381, 28039143]

約数ペア:

[(1, 28039143), (3, 9346381), (11, 2549013), (29, 966867), (33, 849671), (83, 337821), (87, 322289), (249, 112607), (319, 87897), (353, 79431), (913, 30711), (957, 29299), (1059, 26477), (2407, 11649), (2739, 10237), (3883, 7221)]