1420639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 16

約数和(自身を含む): 1679616

約数和(自身を除く): 258977

約数列:

[1, 11, 17, 71, 107, 187, 781, 1177, 1207, 1819, 7597, 13277, 20009, 83567, 129149, 1420639]

約数ペア:

[(1, 1420639), (11, 129149), (17, 83567), (71, 20009), (107, 13277), (187, 7597), (781, 1819), (1177, 1207)]