28700222

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 24

約数和(自身を含む): 45939456

約数和(自身を除く): 17239234

約数列:

[1, 2, 19, 38, 127, 254, 313, 361, 626, 722, 2413, 4826, 5947, 11894, 39751, 45847, 79502, 91694, 112993, 225986, 755269, 1510538, 14350111, 28700222]

約数ペア:

[(1, 28700222), (2, 14350111), (19, 1510538), (38, 755269), (127, 225986), (254, 112993), (313, 91694), (361, 79502), (626, 45847), (722, 39751), (2413, 11894), (4826, 5947)]