64965005

素因数分解:

$5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1873}}^1$

素因数の和:2876

約数の個数: 16

約数和(自身を含む): 89232384

約数和(自身を除く): 24267379

約数列:

[1, 5, 7, 35, 991, 1873, 4955, 6937, 9365, 13111, 34685, 65555, 1856143, 9280715, 12993001, 64965005]

約数ペア:

[(1, 64965005), (5, 12993001), (7, 9280715), (35, 1856143), (991, 65555), (1873, 34685), (4955, 13111), (6937, 9365)]