13268171

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 16454304

約数和(自身を除く): 3186133

約数列:

[1, 7, 23, 49, 61, 161, 193, 427, 1127, 1351, 1403, 2989, 4439, 9457, 9821, 11773, 31073, 68747, 82411, 217511, 270779, 576877, 1895453, 13268171]

約数ペア:

[(1, 13268171), (7, 1895453), (23, 576877), (49, 270779), (61, 217511), (161, 82411), (193, 68747), (427, 31073), (1127, 11773), (1351, 9821), (1403, 9457), (2989, 4439)]