28438522

素因数分解:

$2^1\times 7^2\times {\mathrm{290189}}^1$

素因数の和:290205

約数の個数: 12

約数和(自身を含む): 49622490

約数和(自身を除く): 21183968

約数列:

[1, 2, 7, 14, 49, 98, 290189, 580378, 2031323, 4062646, 14219261, 28438522]

約数ペア:

[(1, 28438522), (2, 14219261), (7, 4062646), (14, 2031323), (49, 580378), (98, 290189)]