12777557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 15472800

約数和(自身を除く): 2695243

約数列:

[1, 13, 17, 19, 179, 221, 247, 289, 323, 2327, 3043, 3401, 3757, 4199, 5491, 39559, 44213, 51731, 57817, 71383, 672503, 751621, 982889, 12777557]

約数ペア:

[(1, 12777557), (13, 982889), (17, 751621), (19, 672503), (179, 71383), (221, 57817), (247, 51731), (289, 44213), (323, 39559), (2327, 5491), (3043, 4199), (3401, 3757)]