28219004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7727}}^1$

素因数の和:7825

約数の個数: 24

約数和(自身を含む): 54528768

約数和(自身を除く): 26309764

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 7727, 15454, 30908, 84997, 169994, 339988, 641341, 1282682, 2565364, 7054751, 14109502, 28219004]

約数ペア:

[(1, 28219004), (2, 14109502), (4, 7054751), (11, 2565364), (22, 1282682), (44, 641341), (83, 339988), (166, 169994), (332, 84997), (913, 30908), (1826, 15454), (3652, 7727)]