206565215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{39839}}^1$

素因数の和:39922

約数の個数: 16

約数和(自身を含む): 266768640

約数和(自身を除く): 60203425

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 39839, 199195, 677263, 2430179, 3386315, 12150895, 41313043, 206565215]

約数ペア:

[(1, 206565215), (5, 41313043), (17, 12150895), (61, 3386315), (85, 2430179), (305, 677263), (1037, 199195), (5185, 39839)]