208528983

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{16657}}^1$

素因数の和:16783

約数の個数: 24

約数和(自身を含む): 327429648

約数和(自身を除く): 118900665

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 4173, 12519, 16657, 49971, 149913, 216541, 649623, 1782299, 1948869, 5346897, 16040691, 23169887, 69509661, 208528983]

約数ペア:

[(1, 208528983), (3, 69509661), (9, 23169887), (13, 16040691), (39, 5346897), (107, 1948869), (117, 1782299), (321, 649623), (963, 216541), (1391, 149913), (4173, 49971), (12519, 16657)]