81291426

素因数分解:

$2^1\times 3^1\times {\mathrm{3491}}^1\times {\mathrm{3881}}^1$

素因数の和:7377

約数の個数: 16

約数和(自身を含む): 162671328

約数和(自身を除く): 81379902

約数列:

[1, 2, 3, 6, 3491, 3881, 6982, 7762, 10473, 11643, 20946, 23286, 13548571, 27097142, 40645713, 81291426]

約数ペア:

[(1, 81291426), (2, 40645713), (3, 27097142), (6, 13548571), (3491, 23286), (3881, 20946), (6982, 11643), (7762, 10473)]