219070621

素因数分解:

$7^2\times {\mathrm{11}}^3\times {\mathrm{3359}}^1$

素因数の和:3406

約数の個数: 24

約数和(自身を含む): 280385280

約数和(自身を除く): 61314659

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 1331, 3359, 5929, 9317, 23513, 36949, 65219, 164591, 258643, 406439, 1810501, 2845073, 4470829, 19915511, 31295803, 219070621]

約数ペア:

[(1, 219070621), (7, 31295803), (11, 19915511), (49, 4470829), (77, 2845073), (121, 1810501), (539, 406439), (847, 258643), (1331, 164591), (3359, 65219), (5929, 36949), (9317, 23513)]