13247215

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 16275168

約数和(自身を除く): 3027953

約数列:

[1, 5, 83, 137, 233, 415, 685, 1165, 11371, 19339, 31921, 56855, 96695, 159605, 2649443, 13247215]

約数ペア:

[(1, 13247215), (5, 2649443), (83, 159605), (137, 96695), (233, 56855), (415, 31921), (685, 19339), (1165, 11371)]