64728477

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{72647}}^1$

素因数の和:72670

約数の個数: 20

約数和(自身を含む): 105484896

約数和(自身を除く): 40756419

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 72647, 217941, 653823, 799117, 1961469, 2397351, 5884407, 7192053, 21576159, 64728477]

約数ペア:

[(1, 64728477), (3, 21576159), (9, 7192053), (11, 5884407), (27, 2397351), (33, 1961469), (81, 799117), (99, 653823), (297, 217941), (891, 72647)]