68691105

素因数分解:

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

素因数の和:72710

約数の個数: 32

約数和(自身を含む): 139564800

約数和(自身を除く): 70873695

約数列:

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

約数ペア:

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