206073315

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{72689}}^1$

素因数の和:72713

約数の個数: 40

約数和(自身を含む): 422183520

約数和(自身を除く): 216110205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 72689, 218067, 363445, 508823, 654201, 1090335, 1526469, 1962603, 2544115, 3271005, 4579407, 5887809, 7632345, 9813015, 13738221, 22897035, 29439045, 41214663, 68691105, 206073315]

約数ペア:

[(1, 206073315), (3, 68691105), (5, 41214663), (7, 29439045), (9, 22897035), (15, 13738221), (21, 9813015), (27, 7632345), (35, 5887809), (45, 4579407), (63, 3271005), (81, 2544115), (105, 1962603), (135, 1526469), (189, 1090335), (315, 654201), (405, 508823), (567, 363445), (945, 218067), (2835, 72689)]