64561545

素因数分解:

$3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1823}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 112110336

約数和(自身を除く): 47548791

約数列:

[1, 3, 5, 9, 15, 45, 787, 1823, 2361, 3935, 5469, 7083, 9115, 11805, 16407, 27345, 35415, 82035, 1434701, 4304103, 7173505, 12912309, 21520515, 64561545]

約数ペア:

[(1, 64561545), (3, 21520515), (5, 12912309), (9, 7173505), (15, 4304103), (45, 1434701), (787, 82035), (1823, 35415), (2361, 27345), (3935, 16407), (5469, 11805), (7083, 9115)]