65435121

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{18787}}^1$

素因数の和:18842

約数の個数: 20

約数和(自身を含む): 100027312

約数和(自身を除く): 34592191

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 18787, 56361, 169083, 507249, 807841, 1521747, 2423523, 7270569, 21811707, 65435121]

約数ペア:

[(1, 65435121), (3, 21811707), (9, 7270569), (27, 2423523), (43, 1521747), (81, 807841), (129, 507249), (387, 169083), (1161, 56361), (3483, 18787)]