12878047

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3011}}^1$

素因数の和:3078

約数の個数: 16

約数和(自身を含む): 16192512

約数和(自身を除く): 3314465

約数列:

[1, 7, 13, 47, 91, 329, 611, 3011, 4277, 21077, 39143, 141517, 274001, 990619, 1839721, 12878047]

約数ペア:

[(1, 12878047), (7, 1839721), (13, 990619), (47, 274001), (91, 141517), (329, 39143), (611, 21077), (3011, 4277)]