1320220811

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1\times {\mathrm{8011}}^1$

素因数の和:9842

約数の個数: 16

約数和(自身を含む): 1625987328

約数和(自身を除く): 305766517

約数列:

[1, 7, 13, 91, 1811, 8011, 12677, 23543, 56077, 104143, 164801, 729001, 14507921, 101555447, 188602973, 1320220811]

約数ペア:

[(1, 1320220811), (7, 188602973), (13, 101555447), (91, 14507921), (1811, 729001), (8011, 164801), (12677, 104143), (23543, 56077)]