28370067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19993}}^1$

素因数の和:20050

約数の個数: 16

約数和(自身を含む): 42227328

約数和(自身を除く): 13857261

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 19993, 59979, 219923, 659769, 859699, 2579097, 9456689, 28370067]

約数ペア:

[(1, 28370067), (3, 9456689), (11, 2579097), (33, 859699), (43, 659769), (129, 219923), (473, 59979), (1419, 19993)]