13721601

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6257}}^1$

素因数の和:6320

約数の個数: 16

約数和(自身を含む): 19825344

約数和(自身を除く): 6103743

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 6257, 18771, 106369, 269051, 319107, 807153, 4573867, 13721601]

約数ペア:

[(1, 13721601), (3, 4573867), (17, 807153), (43, 319107), (51, 269051), (129, 106369), (731, 18771), (2193, 6257)]