17206921

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 18724608

約数和(自身を除く): 1517687

約数列:

[1, 23, 41, 71, 257, 943, 1633, 2911, 5911, 10537, 18247, 66953, 242351, 419681, 748127, 17206921]

約数ペア:

[(1, 17206921), (23, 748127), (41, 419681), (71, 242351), (257, 66953), (943, 18247), (1633, 10537), (2911, 5911)]