65216421

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{2971}}^1$

素因数の和:3254

約数の個数: 20

約数和(自身を含む): 97814464

約数和(自身を除く): 32598043

約数列:

[1, 3, 9, 27, 81, 271, 813, 2439, 2971, 7317, 8913, 21951, 26739, 80217, 240651, 805141, 2415423, 7246269, 21738807, 65216421]

約数ペア:

[(1, 65216421), (3, 21738807), (9, 7246269), (27, 2415423), (81, 805141), (271, 240651), (813, 80217), (2439, 26739), (2971, 21951), (7317, 8913)]