12687389

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 15885408

約数和(自身を除く): 3198019

約数列:

[1, 11, 13, 17, 143, 187, 221, 289, 307, 2431, 3179, 3377, 3757, 3991, 5219, 41327, 43901, 57409, 67847, 88723, 746317, 975953, 1153399, 12687389]

約数ペア:

[(1, 12687389), (11, 1153399), (13, 975953), (17, 746317), (143, 88723), (187, 67847), (221, 57409), (289, 43901), (307, 41327), (2431, 5219), (3179, 3991), (3377, 3757)]