90709317

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7561}}^1$

素因数の和:7641

約数の個数: 24

約数和(自身を含む): 138414848

約数和(自身を除く): 47705531

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 3999, 7561, 11997, 22683, 68049, 234391, 325123, 703173, 975369, 2109519, 2926107, 10078813, 30236439, 90709317]

約数ペア:

[(1, 90709317), (3, 30236439), (9, 10078813), (31, 2926107), (43, 2109519), (93, 975369), (129, 703173), (279, 325123), (387, 234391), (1333, 68049), (3999, 22683), (7561, 11997)]