204531705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{649307}}^1$

素因数の和:649325

約数の個数: 24

約数和(自身を含む): 405168192

約数和(自身を除く): 200636487

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 649307, 1947921, 3246535, 4545149, 5843763, 9739605, 13635447, 22725745, 29218815, 40906341, 68177235, 204531705]

約数ペア:

[(1, 204531705), (3, 68177235), (5, 40906341), (7, 29218815), (9, 22725745), (15, 13635447), (21, 9739605), (35, 5843763), (45, 4545149), (63, 3246535), (105, 1947921), (315, 649307)]