2688862

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:336

約数の個数: 24

約数和(自身を含む): 4558176

約数和(自身を除く): 1869314

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 271, 451, 542, 902, 2981, 4961, 5962, 9922, 11111, 22222, 32791, 65582, 122221, 244442, 1344431, 2688862]

約数ペア:

[(1, 2688862), (2, 1344431), (11, 244442), (22, 122221), (41, 65582), (82, 32791), (121, 22222), (242, 11111), (271, 9922), (451, 5962), (542, 4961), (902, 2981)]