81664218

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{30449}}^1$

素因数の和:30606

約数の個数: 24

約数和(自身を含む): 178132500

約数和(自身を除く): 96468282

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 30449, 60898, 91347, 182694, 274041, 548082, 4536901, 9073802, 13610703, 27221406, 40832109, 81664218]

約数ペア:

[(1, 81664218), (2, 40832109), (3, 27221406), (6, 13610703), (9, 9073802), (18, 4536901), (149, 548082), (298, 274041), (447, 182694), (894, 91347), (1341, 60898), (2682, 30449)]