51039639

素因数分解:

$3^4\times 7^1\times {\mathrm{90017}}^1$

素因数の和:90036

約数の個数: 20

約数和(自身を含む): 87137424

約数和(自身を除く): 36097785

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 90017, 270051, 630119, 810153, 1890357, 2430459, 5671071, 7291377, 17013213, 51039639]

約数ペア:

[(1, 51039639), (3, 17013213), (7, 7291377), (9, 5671071), (21, 2430459), (27, 1890357), (63, 810153), (81, 630119), (189, 270051), (567, 90017)]