12689075

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2387

約数の個数: 24

約数和(自身を含む): 18570240

約数和(自身を除く): 5881165

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 2339, 5425, 11695, 16373, 58475, 72509, 81865, 362545, 409325, 507563, 1812725, 2537815, 12689075]

約数ペア:

[(1, 12689075), (5, 2537815), (7, 1812725), (25, 507563), (31, 409325), (35, 362545), (155, 81865), (175, 72509), (217, 58475), (775, 16373), (1085, 11695), (2339, 5425)]