68387445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2029}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 136805760

約数和(自身を除く): 68418315

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 107, 315, 321, 535, 749, 963, 1605, 2029, 2247, 3745, 4815, 6087, 6741, 10145, 11235, 14203, 18261, 30435, 33705, 42609, 71015, 91305, 127827, 213045, 217103, 639135, 651309, 1085515, 1519721, 1953927, 3256545, 4559163, 7598605, 9769635, 13677489, 22795815, 68387445]

約数ペア:

[(1, 68387445), (3, 22795815), (5, 13677489), (7, 9769635), (9, 7598605), (15, 4559163), (21, 3256545), (35, 1953927), (45, 1519721), (63, 1085515), (105, 651309), (107, 639135), (315, 217103), (321, 213045), (535, 127827), (749, 91305), (963, 71015), (1605, 42609), (2029, 33705), (2247, 30435), (3745, 18261), (4815, 14203), (6087, 11235), (6741, 10145)]