200978883

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{12413}}^1$

素因数の和:12683

約数の個数: 24

約数和(自身を含む): 333092448

約数和(自身を除く): 132113565

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1799, 2313, 5397, 12413, 16191, 37239, 86891, 111717, 260673, 782019, 3190141, 9570423, 22330987, 28711269, 66992961, 200978883]

約数ペア:

[(1, 200978883), (3, 66992961), (7, 28711269), (9, 22330987), (21, 9570423), (63, 3190141), (257, 782019), (771, 260673), (1799, 111717), (2313, 86891), (5397, 37239), (12413, 16191)]