64961721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{5009}}^1$

素因数の和:5157

約数の個数: 24

約数和(自身を含む): 103165920

約数和(自身を除く): 38204199

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 4323, 5009, 12969, 15027, 45081, 55099, 165297, 495891, 656179, 1968537, 5905611, 7217969, 21653907, 64961721]

約数ペア:

[(1, 64961721), (3, 21653907), (9, 7217969), (11, 5905611), (33, 1968537), (99, 656179), (131, 495891), (393, 165297), (1179, 55099), (1441, 45081), (4323, 15027), (5009, 12969)]