13883991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 21143808

約数和(自身を除く): 7259817

約数列:

[1, 3, 11, 33, 37, 83, 111, 137, 249, 407, 411, 913, 1221, 1507, 2739, 3071, 4521, 5069, 9213, 11371, 15207, 33781, 34113, 55759, 101343, 125081, 167277, 375243, 420727, 1262181, 4627997, 13883991]

約数ペア:

[(1, 13883991), (3, 4627997), (11, 1262181), (33, 420727), (37, 375243), (83, 167277), (111, 125081), (137, 101343), (249, 55759), (407, 34113), (411, 33781), (913, 15207), (1221, 11371), (1507, 9213), (2739, 5069), (3071, 4521)]