378996878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{857459}}^1$

素因数の和:857491

約数の個数: 16

約数和(自身を含む): 648239760

約数和(自身を除く): 269242882

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 857459, 1714918, 11146967, 14576803, 22293934, 29153606, 189498439, 378996878]

約数ペア:

[(1, 378996878), (2, 189498439), (13, 29153606), (17, 22293934), (26, 14576803), (34, 11146967), (221, 1714918), (442, 857459)]