28222282

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1002

約数の個数: 24

約数和(自身を含む): 46922400

約数和(自身を除く): 18700118

約数列:

[1, 2, 11, 22, 121, 139, 242, 278, 839, 1529, 1678, 3058, 9229, 16819, 18458, 33638, 101519, 116621, 203038, 233242, 1282831, 2565662, 14111141, 28222282]

約数ペア:

[(1, 28222282), (2, 14111141), (11, 2565662), (22, 1282831), (121, 233242), (139, 203038), (242, 116621), (278, 101519), (839, 33638), (1529, 18458), (1678, 16819), (3058, 9229)]