81400102

素因数分解:

$2^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{11939}}^1$

素因数の和:12435

約数の個数: 16

約数和(自身を含む): 139841280

約数和(自身を除く): 58441178

約数列:

[1, 2, 7, 14, 487, 974, 3409, 6818, 11939, 23878, 83573, 167146, 5814293, 11628586, 40700051, 81400102]

約数ペア:

[(1, 81400102), (2, 40700051), (7, 11628586), (14, 5814293), (487, 167146), (974, 83573), (3409, 23878), (6818, 11939)]