81769286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{21283}}^1$

素因数の和:21415

約数の個数: 16

約数和(自身を含む): 131024304

約数和(自身を除く): 49255018

約数列:

[1, 2, 17, 34, 113, 226, 1921, 3842, 21283, 42566, 361811, 723622, 2404979, 4809958, 40884643, 81769286]

約数ペア:

[(1, 81769286), (2, 40884643), (17, 4809958), (34, 2404979), (113, 723622), (226, 361811), (1921, 42566), (3842, 21283)]