30115953

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11117}}^1$

素因数の和:11173

約数の個数: 24

約数和(自身を含む): 50875968

約数和(自身を除く): 20760015

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 11117, 33351, 77819, 100053, 233457, 478031, 700371, 1434093, 3346217, 4302279, 10038651, 30115953]

約数ペア:

[(1, 30115953), (3, 10038651), (7, 4302279), (9, 3346217), (21, 1434093), (43, 700371), (63, 478031), (129, 233457), (301, 100053), (387, 77819), (903, 33351), (2709, 11117)]