2138839227

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{259159}}^1$

素因数の和:259303

約数の個数: 24

約数和(自身を含む): 3557748480

約数和(自身を除く): 1418909253

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 259159, 777477, 1814113, 2332431, 5442339, 16327017, 33949829, 101849487, 237648803, 305548461, 712946409, 2138839227]

約数ペア:

[(1, 2138839227), (3, 712946409), (7, 305548461), (9, 237648803), (21, 101849487), (63, 33949829), (131, 16327017), (393, 5442339), (917, 2332431), (1179, 1814113), (2751, 777477), (8253, 259159)]