12781326

素因数分解:

$2^1\times 3^1\times {\mathrm{839}}^1\times {\mathrm{2539}}^1$

素因数の和:3383

約数の個数: 16

約数和(自身を含む): 25603200

約数和(自身を除く): 12821874

約数列:

[1, 2, 3, 6, 839, 1678, 2517, 2539, 5034, 5078, 7617, 15234, 2130221, 4260442, 6390663, 12781326]

約数ペア:

[(1, 12781326), (2, 6390663), (3, 4260442), (6, 2130221), (839, 15234), (1678, 7617), (2517, 5078), (2539, 5034)]