64885293

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{72823}}^1$

素因数の和:72846

約数の個数: 20

約数和(自身を含む): 105740448

約数和(自身を除く): 40855155

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 72823, 218469, 655407, 801053, 1966221, 2403159, 5898663, 7209477, 21628431, 64885293]

約数ペア:

[(1, 64885293), (3, 21628431), (9, 7209477), (11, 5898663), (27, 2403159), (33, 1966221), (81, 801053), (99, 655407), (297, 218469), (891, 72823)]