81889686

素因数分解:

$2^1\times 3^2\times {\mathrm{1789}}^1\times {\mathrm{2543}}^1$

素因数の和:4340

約数の個数: 24

約数和(自身を含む): 177596640

約数和(自身を除く): 95706954

約数列:

[1, 2, 3, 6, 9, 18, 1789, 2543, 3578, 5086, 5367, 7629, 10734, 15258, 16101, 22887, 32202, 45774, 4549427, 9098854, 13648281, 27296562, 40944843, 81889686]

約数ペア:

[(1, 81889686), (2, 40944843), (3, 27296562), (6, 13648281), (9, 9098854), (18, 4549427), (1789, 45774), (2543, 32202), (3578, 22887), (5086, 16101), (5367, 15258), (7629, 10734)]