67071321

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{26711}}^1$

素因数の和:26754

約数の個数: 20

約数和(自身を含む): 103428864

約数和(自身を除く): 36357543

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 26711, 80133, 240399, 721197, 828041, 2163591, 2484123, 7452369, 22357107, 67071321]

約数ペア:

[(1, 67071321), (3, 22357107), (9, 7452369), (27, 2484123), (31, 2163591), (81, 828041), (93, 721197), (279, 240399), (837, 80133), (2511, 26711)]