16591085

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 24403200

約数和(自身を除く): 7812115

約数列:

[1, 5, 7, 19, 35, 61, 95, 133, 305, 409, 427, 665, 1159, 2045, 2135, 2863, 5795, 7771, 8113, 14315, 24949, 38855, 40565, 54397, 124745, 174643, 271985, 474031, 873215, 2370155, 3318217, 16591085]

約数ペア:

[(1, 16591085), (5, 3318217), (7, 2370155), (19, 873215), (35, 474031), (61, 271985), (95, 174643), (133, 124745), (305, 54397), (409, 40565), (427, 38855), (665, 24949), (1159, 14315), (2045, 8113), (2135, 7771), (2863, 5795)]