28389262

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1704

約数の個数: 24

約数和(自身を含む): 47477808

約数和(自身を除く): 19088546

約数列:

[1, 2, 11, 22, 73, 121, 146, 242, 803, 1606, 1607, 3214, 8833, 17666, 17677, 35354, 117311, 194447, 234622, 388894, 1290421, 2580842, 14194631, 28389262]

約数ペア:

[(1, 28389262), (2, 14194631), (11, 2580842), (22, 1290421), (73, 388894), (121, 234622), (146, 194447), (242, 117311), (803, 35354), (1606, 17677), (1607, 17666), (3214, 8833)]