13124705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3361}}^1$

素因数の和:3448

約数の個数: 16

約数和(自身を含む): 17428608

約数和(自身を除く): 4303903

約数列:

[1, 5, 11, 55, 71, 355, 781, 3361, 3905, 16805, 36971, 184855, 238631, 1193155, 2624941, 13124705]

約数ペア:

[(1, 13124705), (5, 2624941), (11, 1193155), (55, 238631), (71, 184855), (355, 36971), (781, 16805), (3361, 3905)]