1229499

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 20

約数和(自身を含む): 1884696

約数和(自身を除く): 655197

約数列:

[1, 3, 9, 27, 43, 81, 129, 353, 387, 1059, 1161, 3177, 3483, 9531, 15179, 28593, 45537, 136611, 409833, 1229499]

約数ペア:

[(1, 1229499), (3, 409833), (9, 136611), (27, 45537), (43, 28593), (81, 15179), (129, 9531), (353, 3483), (387, 3177), (1059, 1161)]