12980319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8369}}^1$

素因数の和:8430

約数の個数: 16

約数和(自身を含む): 19284480

約数和(自身を除く): 6304161

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 8369, 25107, 92059, 276177, 393343, 1180029, 4326773, 12980319]

約数ペア:

[(1, 12980319), (3, 4326773), (11, 1180029), (33, 393343), (47, 276177), (141, 92059), (517, 25107), (1551, 8369)]