278768329

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{80779}}^1$

素因数の和:80832

約数の個数: 16

約数和(自身を含む): 348969600

約数和(自身を除く): 70201271

約数列:

[1, 7, 17, 29, 119, 203, 493, 3451, 80779, 565453, 1373243, 2342591, 9612701, 16398137, 39824047, 278768329]

約数ペア:

[(1, 278768329), (7, 39824047), (17, 16398137), (29, 9612701), (119, 2342591), (203, 1373243), (493, 565453), (3451, 80779)]