12856131

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 20738880

約数和(自身を除く): 7882749

約数列:

[1, 3, 9, 17, 27, 37, 51, 111, 153, 333, 459, 629, 757, 999, 1887, 2271, 5661, 6813, 12869, 16983, 20439, 28009, 38607, 84027, 115821, 252081, 347463, 476153, 756243, 1428459, 4285377, 12856131]

約数ペア:

[(1, 12856131), (3, 4285377), (9, 1428459), (17, 756243), (27, 476153), (37, 347463), (51, 252081), (111, 115821), (153, 84027), (333, 38607), (459, 28009), (629, 20439), (757, 16983), (999, 12869), (1887, 6813), (2271, 5661)]