427472721

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{135319}}^1$

素因数の和:135347

約数の個数: 24

約数和(自身を含む): 689590720

約数和(自身を除く): 262117999

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 135319, 405957, 1217871, 1759147, 3653613, 5277441, 10960839, 15832323, 32882517, 47496969, 142490907, 427472721]

約数ペア:

[(1, 427472721), (3, 142490907), (9, 47496969), (13, 32882517), (27, 15832323), (39, 10960839), (81, 5277441), (117, 3653613), (243, 1759147), (351, 1217871), (1053, 405957), (3159, 135319)]