26928711

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 40251120

約数和(自身を除く): 13322409

約数列:

[1, 3, 9, 37, 111, 193, 333, 419, 579, 1257, 1737, 3771, 7141, 15503, 21423, 46509, 64269, 80867, 139527, 242601, 727803, 2992079, 8976237, 26928711]

約数ペア:

[(1, 26928711), (3, 8976237), (9, 2992079), (37, 727803), (111, 242601), (193, 139527), (333, 80867), (419, 64269), (579, 46509), (1257, 21423), (1737, 15503), (3771, 7141)]