200813445

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{212501}}^1$

素因数の和:212522

約数の個数: 32

約数和(自身を含む): 408003840

約数和(自身を除く): 207190395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 212501, 637503, 1062505, 1487507, 1912509, 3187515, 4462521, 5737527, 7437535, 9562545, 13387563, 22312605, 28687635, 40162689, 66937815, 200813445]

約数ペア:

[(1, 200813445), (3, 66937815), (5, 40162689), (7, 28687635), (9, 22312605), (15, 13387563), (21, 9562545), (27, 7437535), (35, 5737527), (45, 4462521), (63, 3187515), (105, 1912509), (135, 1487507), (189, 1062505), (315, 637503), (945, 212501)]