17280711

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6379}}^1$

素因数の和:6435

約数の個数: 24

約数和(自身を含む): 29194880

約数和(自身を除く): 11914169

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 6379, 19137, 44653, 57411, 133959, 274297, 401877, 822891, 1920079, 2468673, 5760237, 17280711]

約数ペア:

[(1, 17280711), (3, 5760237), (7, 2468673), (9, 1920079), (21, 822891), (43, 401877), (63, 274297), (129, 133959), (301, 57411), (387, 44653), (903, 19137), (2709, 6379)]