28853708

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{42683}}^1$

素因数の和:42713

約数の個数: 18

約数和(自身を含む): 54678204

約数和(自身を除く): 25824496

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 42683, 85366, 170732, 554879, 1109758, 2219516, 7213427, 14426854, 28853708]

約数ペア:

[(1, 28853708), (2, 14426854), (4, 7213427), (13, 2219516), (26, 1109758), (52, 554879), (169, 170732), (338, 85366), (676, 42683)]