204976261

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 245825496

約数和(自身を除く): 40849235

約数列:

[1, 7, 41, 49, 257, 287, 397, 1799, 2009, 2779, 10537, 12593, 16277, 19453, 73759, 102029, 113939, 516313, 714203, 797573, 4183189, 4999421, 29282323, 204976261]

約数ペア:

[(1, 204976261), (7, 29282323), (41, 4999421), (49, 4183189), (257, 797573), (287, 714203), (397, 516313), (1799, 113939), (2009, 102029), (2779, 73759), (10537, 19453), (12593, 16277)]