220958353

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{7949}}^1$

素因数の和:8005

約数の個数: 24

約数和(自身を含む): 290779200

約数和(自身を除く): 69820847

約数列:

[1, 7, 11, 19, 77, 133, 209, 361, 1463, 2527, 3971, 7949, 27797, 55643, 87439, 151031, 612073, 1057217, 1661341, 2869589, 11629387, 20087123, 31565479, 220958353]

約数ペア:

[(1, 220958353), (7, 31565479), (11, 20087123), (19, 11629387), (77, 2869589), (133, 1661341), (209, 1057217), (361, 612073), (1463, 151031), (2527, 87439), (3971, 55643), (7949, 27797)]