217080208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{798089}}^1$

素因数の和:798114

約数の個数: 20

約数和(自身を含む): 445334220

約数和(自身を除く): 228254012

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 798089, 1596178, 3192356, 6384712, 12769424, 13567513, 27135026, 54270052, 108540104, 217080208]

約数ペア:

[(1, 217080208), (2, 108540104), (4, 54270052), (8, 27135026), (16, 13567513), (17, 12769424), (34, 6384712), (68, 3192356), (136, 1596178), (272, 798089)]