214880986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{19937}}^1$

素因数の和:20273

約数の個数: 16

約数和(自身を含む): 342375336

約数和(自身を除く): 127494350

約数列:

[1, 2, 17, 34, 317, 634, 5389, 10778, 19937, 39874, 338929, 677858, 6320029, 12640058, 107440493, 214880986]

約数ペア:

[(1, 214880986), (2, 107440493), (17, 12640058), (34, 6320029), (317, 677858), (634, 338929), (5389, 39874), (10778, 19937)]