3209409

素因数分解:

$3^3\times 7^1\times {\mathrm{16981}}^1$

素因数の和:16997

約数の個数: 16

約数和(自身を含む): 5434240

約数和(自身を除く): 2224831

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 16981, 50943, 118867, 152829, 356601, 458487, 1069803, 3209409]

約数ペア:

[(1, 3209409), (3, 1069803), (7, 458487), (9, 356601), (21, 152829), (27, 118867), (63, 50943), (189, 16981)]