78897770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1127111}}^1$

素因数の和:1127125

約数の個数: 16

約数和(自身を含む): 162304128

約数和(自身を除く): 83406358

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1127111, 2254222, 5635555, 7889777, 11271110, 15779554, 39448885, 78897770]

約数ペア:

[(1, 78897770), (2, 39448885), (5, 15779554), (7, 11271110), (10, 7889777), (14, 5635555), (35, 2254222), (70, 1127111)]