15653209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 20030976

約数和(自身を除く): 4377767

約数列:

[1, 11, 13, 17, 47, 137, 143, 187, 221, 517, 611, 799, 1507, 1781, 2329, 2431, 6439, 6721, 8789, 10387, 19591, 25619, 30277, 70829, 83707, 109463, 114257, 333047, 920777, 1204093, 1423019, 15653209]

約数ペア:

[(1, 15653209), (11, 1423019), (13, 1204093), (17, 920777), (47, 333047), (137, 114257), (143, 109463), (187, 83707), (221, 70829), (517, 30277), (611, 25619), (799, 19591), (1507, 10387), (1781, 8789), (2329, 6721), (2431, 6439)]