12891967

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 15116544

約数和(自身を除く): 2224577

約数列:

[1, 11, 17, 71, 187, 781, 971, 1207, 10681, 13277, 16507, 68941, 181577, 758351, 1171997, 12891967]

約数ペア:

[(1, 12891967), (11, 1171997), (17, 758351), (71, 181577), (187, 68941), (781, 16507), (971, 13277), (1207, 10681)]