129678328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1246907}}^1$

素因数の和:1246926

約数の個数: 16

約数和(自身を含む): 261850680

約数和(自身を除く): 132172352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1246907, 2493814, 4987628, 9975256, 16209791, 32419582, 64839164, 129678328]

約数ペア:

[(1, 129678328), (2, 64839164), (4, 32419582), (8, 16209791), (13, 9975256), (26, 4987628), (52, 2493814), (104, 1246907)]