81006328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{778907}}^1$

素因数の和:778926

約数の個数: 16

約数和(自身を含む): 163570680

約数和(自身を除く): 82564352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 778907, 1557814, 3115628, 6231256, 10125791, 20251582, 40503164, 81006328]

約数ペア:

[(1, 81006328), (2, 40503164), (4, 20251582), (8, 10125791), (13, 6231256), (26, 3115628), (52, 1557814), (104, 778907)]