28679581

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 33814528

約数和(自身を除く): 5134947

約数列:

[1, 7, 43, 151, 301, 631, 1057, 4417, 6493, 27133, 45451, 95281, 189931, 666967, 4097083, 28679581]

約数ペア:

[(1, 28679581), (7, 4097083), (43, 666967), (151, 189931), (301, 95281), (631, 45451), (1057, 27133), (4417, 6493)]