199912149

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{716531}}^1$

素因数の和:716568

約数の個数: 12

約数和(自身を含む): 298077312

約数和(自身を除く): 98165163

約数列:

[1, 3, 9, 31, 93, 279, 716531, 2149593, 6448779, 22212461, 66637383, 199912149]

約数ペア:

[(1, 199912149), (3, 66637383), (9, 22212461), (31, 6448779), (93, 2149593), (279, 716531)]