28591129

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 34099200

約数和(自身を除く): 5508071

約数列:

[1, 7, 29, 127, 203, 889, 1109, 3683, 7763, 25781, 32161, 140843, 225127, 985901, 4084447, 28591129]

約数ペア:

[(1, 28591129), (7, 4084447), (29, 985901), (127, 225127), (203, 140843), (889, 32161), (1109, 25781), (3683, 7763)]