206569377

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{76253}}^1$

素因数の和:76309

約数の個数: 24

約数和(自身を含む): 348938304

約数和(自身を除く): 142368927

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 76253, 228759, 533771, 686277, 1601313, 3278879, 4803939, 9836637, 22952153, 29509911, 68856459, 206569377]

約数ペア:

[(1, 206569377), (3, 68856459), (7, 29509911), (9, 22952153), (21, 9836637), (43, 4803939), (63, 3278879), (129, 1601313), (301, 686277), (387, 533771), (903, 228759), (2709, 76253)]