13288905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{42187}}^1$

素因数の和:42205

約数の個数: 24

約数和(自身を含む): 26325312

約数和(自身を除く): 13036407

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 42187, 126561, 210935, 295309, 379683, 632805, 885927, 1476545, 1898415, 2657781, 4429635, 13288905]

約数ペア:

[(1, 13288905), (3, 4429635), (5, 2657781), (7, 1898415), (9, 1476545), (15, 885927), (21, 632805), (35, 379683), (45, 295309), (63, 210935), (105, 126561), (315, 42187)]