181036989

素因数分解:

$3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{4483}}^1$

素因数の和:5137

約数の個数: 24

約数和(自身を含む): 299387712

約数和(自身を除く): 118350723

約数列:

[1, 3, 7, 9, 21, 63, 641, 1923, 4483, 4487, 5769, 13449, 13461, 31381, 40347, 40383, 94143, 282429, 2873603, 8620809, 20115221, 25862427, 60345663, 181036989]

約数ペア:

[(1, 181036989), (3, 60345663), (7, 25862427), (9, 20115221), (21, 8620809), (63, 2873603), (641, 282429), (1923, 94143), (4483, 40383), (4487, 40347), (5769, 31381), (13449, 13461)]