12726409

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 14111680

約数和(自身を除く): 1385271

約数列:

[1, 19, 37, 43, 421, 703, 817, 1591, 7999, 15577, 18103, 30229, 295963, 343957, 669811, 12726409]

約数ペア:

[(1, 12726409), (19, 669811), (37, 343957), (43, 295963), (421, 30229), (703, 18103), (817, 15577), (1591, 7999)]