128512878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1647601}}^1$

素因数の和:1647619

約数の個数: 16

約数和(自身を含む): 276797136

約数和(自身を除く): 148284258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1647601, 3295202, 4942803, 9885606, 21418813, 42837626, 64256439, 128512878]

約数ペア:

[(1, 128512878), (2, 64256439), (3, 42837626), (6, 21418813), (13, 9885606), (26, 4942803), (39, 3295202), (78, 1647601)]