571131

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:664

約数の個数: 20

約数和(自身を含む): 932184

約数和(自身を除く): 361053

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 641, 891, 1923, 5769, 7051, 17307, 21153, 51921, 63459, 190377, 571131]

約数ペア:

[(1, 571131), (3, 190377), (9, 63459), (11, 51921), (27, 21153), (33, 17307), (81, 7051), (99, 5769), (297, 1923), (641, 891)]