12880765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3307}}^1$

素因数の和:3372

約数の個数: 16

約数和(自身を含む): 16672320

約数和(自身を除く): 3791555

約数列:

[1, 5, 19, 41, 95, 205, 779, 3307, 3895, 16535, 62833, 135587, 314165, 677935, 2576153, 12880765]

約数ペア:

[(1, 12880765), (5, 2576153), (19, 677935), (41, 314165), (95, 135587), (205, 62833), (779, 16535), (3307, 3895)]