217424

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 20

約数和(自身を含む): 428544

約数和(自身を除く): 211120

約数列:

[1, 2, 4, 8, 16, 107, 127, 214, 254, 428, 508, 856, 1016, 1712, 2032, 13589, 27178, 54356, 108712, 217424]

約数ペア:

[(1, 217424), (2, 108712), (4, 54356), (8, 27178), (16, 13589), (107, 2032), (127, 1712), (214, 1016), (254, 856), (428, 508)]